{"url":"http://public2.vulnerablecode.io/api/packages/313335?format=json","purl":"pkg:apk/alpine/synapse@1.120.2-r0?arch=x86&distroversion=v3.23&reponame=community","type":"apk","namespace":"alpine","name":"synapse","version":"1.120.2-r0","qualifiers":{"arch":"x86","distroversion":"v3.23","reponame":"community"},"subpath":"","is_vulnerable":false,"next_non_vulnerable_version":"1.127.1-r0","latest_non_vulnerable_version":"1.152.1-r0","affected_by_vulnerabilities":[],"fixing_vulnerabilities":[{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/56299?format=json","vulnerability_id":"VCID-3gx5-a6ja-eyhc","summary":"Synapse allows unsupported content types to lead to memory exhaustion\nIn Synapse before 1.120.1, `multipart/form-data` requests can in certain configurations transiently increase memory consumption beyond expected levels while processing the request, which can be used to amplify denial of service attacks.","references":[{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2024-52805","reference_id":"","reference_type":"","scores":[{"value":"0.01089","scoring_system":"epss","scoring_elements":"0.78282","published_at":"2026-06-08T12:55:00Z"},{"value":"0.01089","scoring_system":"epss","scoring_elements":"0.78293","published_at":"2026-06-07T12:55:00Z"},{"value":"0.01089","scoring_system":"epss","scoring_elements":"0.78304","published_at":"2026-06-06T12:55:00Z"},{"value":"0.01089","scoring_system":"epss","scoring_elements":"0.78296","published_at":"2026-06-05T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2024-52805"},{"reference_url":"https://github.com/element-hq/synapse","reference_id":"","reference_type":"","scores":[{"value":"8.2","scoring_system":"cvssv4","scoring_elements":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/element-hq/synapse"},{"reference_url":"https://github.com/twisted/twisted/issues/4688#issuecomment-1167705518","reference_id":"","reference_type":"","scores":[{"value":"8.2","scoring_system":"cvssv4","scoring_elements":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N"},{"value":"8.2","scoring_system":"cvssv4","scoring_elements":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2024-12-03T19:04:05Z/"}],"url":"https://github.com/twisted/twisted/issues/4688#issuecomment-1167705518"},{"reference_url":"https://github.com/twisted/twisted/issues/4688#issuecomment-2385711609","reference_id":"","reference_type":"","scores":[{"value":"8.2","scoring_system":"cvssv4","scoring_elements":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X"},{"value":"8.2","scoring_system":"cvssv4","scoring_elements":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2024-12-03T19:04:05Z/"}],"url":"https://github.com/twisted/twisted/issues/4688#issuecomment-2385711609"},{"reference_url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1088995","reference_id":"1088995","reference_type":"","scores":[],"url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1088995"},{"reference_url":"https://nvd.nist.gov/vuln/detail/CVE-2024-52805","reference_id":"CVE-2024-52805","reference_type":"","scores":[{"value":"8.2","scoring_system":"cvssv4","scoring_elements":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-52805"},{"reference_url":"https://github.com/advisories/GHSA-rfq8-j7rh-8hf2","reference_id":"GHSA-rfq8-j7rh-8hf2","reference_type":"","scores":[],"url":"https://github.com/advisories/GHSA-rfq8-j7rh-8hf2"},{"reference_url":"https://github.com/element-hq/synapse/security/advisories/GHSA-rfq8-j7rh-8hf2","reference_id":"GHSA-rfq8-j7rh-8hf2","reference_type":"","scores":[{"value":"8.2","scoring_system":"cvssv4","scoring_elements":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X"},{"value":"8.2","scoring_system":"cvssv4","scoring_elements":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2024-12-03T19:04:05Z/"}],"url":"https://github.com/element-hq/synapse/security/advisories/GHSA-rfq8-j7rh-8hf2"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/313335?format=json","purl":"pkg:apk/alpine/synapse@1.120.2-r0?arch=x86&distroversion=v3.23&reponame=community","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:apk/alpine/synapse@1.120.2-r0%3Farch=x86&distroversion=v3.23&reponame=community"}],"aliases":["CVE-2024-52805","GHSA-rfq8-j7rh-8hf2"],"risk_score":4.0,"exploitability":"0.5","weighted_severity":"8.0","resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-3gx5-a6ja-eyhc"},{"url":"http://public2.vulnera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can be forced to thumbnail unexpected file formats, invoking external, potentially untrustworthy decoders\nIn Synapse versions before 1.120.1, enabling the `dynamic_thumbnails` option or processing a specially crafted request could trigger the decoding and thumbnail generation of uncommon image formats, potentially invoking external tools like Ghostscript for processing.\n\nThis significantly expands the attack surface in a historically vulnerable area, presenting a risk that far outweighs the benefit, particularly since these formats are rarely used on the open web or within the Matrix ecosystem.\n\nFor a list of image formats, as well as decoding libraries and helper programs used, see [the Pillow documentation](https://pillow.readthedocs.io/en/stable/handbook/image-file-formats.html).","references":[{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2024-53863","reference_id":"","reference_type":"","scores":[{"value":"0.00962","scoring_system":"epss","scoring_elements":"0.76863","published_at":"2026-06-08T12:55:00Z"},{"value":"0.00962","scoring_system":"epss","scoring_elements":"0.76876","published_at":"2026-06-05T12:55:00Z"},{"value":"0.00962","scoring_system":"epss","scoring_elements":"0.76873","published_at":"2026-06-07T12:55:00Z"},{"value":"0.00962","scoring_system":"epss","scoring_elements":"0.76884","published_at":"2026-06-06T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2024-53863"},{"reference_url":"https://github.com/element-hq/synapse","reference_id":"","reference_type":"","scores":[{"value":"8.2","scoring_system":"cvssv4","scoring_elements":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/element-hq/synapse"},{"reference_url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1088995","reference_id":"1088995","reference_type":"","scores":[],"url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1088995"},{"reference_url":"https://nvd.nist.gov/vuln/detail/CVE-2024-53863","reference_id":"CVE-2024-53863","reference_type":"","scores":[{"value":"8.2","scoring_system":"cvssv4","scoring_elements":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-53863"},{"reference_url":"https://github.com/advisories/GHSA-vp6v-whfm-rv3g","reference_id":"GHSA-vp6v-whfm-rv3g","reference_type":"","scores":[],"url":"https://github.com/advisories/GHSA-vp6v-whfm-rv3g"},{"reference_url":"https://github.com/element-hq/synapse/security/advisories/GHSA-vp6v-whfm-rv3g","reference_id":"GHSA-vp6v-whfm-rv3g","reference_type":"","scores":[{"value":"8.2","scoring_system":"cvssv4","scoring_elements":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N"},{"value":"8.2","scoring_system":"cvssv4","scoring_elements":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2024-12-03T19:07:32Z/"}],"url":"https://github.com/element-hq/synapse/security/advisories/GHSA-vp6v-whfm-rv3g"},{"reference_url":"https://usn.ubuntu.com/7444-1/","reference_id":"USN-7444-1","reference_type":"","scores":[],"url":"https://usn.ubuntu.com/7444-1/"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/313335?format=json","purl":"pkg:apk/alpine/synapse@1.120.2-r0?arch=x86&distroversion=v3.23&reponame=community","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:apk/alpine/synapse@1.120.2-r0%3Farch=x86&distroversion=v3.23&reponame=community"}],"aliases":["CVE-2024-53863","GHSA-vp6v-whfm-rv3g"],"risk_score":4.0,"exploitability":"0.5","weighted_severity":"8.0","resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-8vfd-w1xq-wuf9"},{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/56303?format=json","vulnerability_id":"VCID-f81p-k1bf-x7fq","summary":"Synapse Matrix has a partial room state leak via Sliding Sync\nThe Sliding Sync feature on Synapse versions between 1.113.0rc1 and 1.120.0 can leak partial room state changes to users no longer in a room. Non-state events, like messages, are unaffected.","references":[{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2024-53867","reference_id":"","reference_type":"","scores":[{"value":"0.00134","scoring_system":"epss","scoring_elements":"0.32573","published_at":"2026-06-05T12:55:00Z"},{"value":"0.00134","scoring_system":"epss","scoring_elements":"0.32471","published_at":"2026-06-08T12:55:00Z"},{"value":"0.00134","scoring_system":"epss","scoring_elements":"0.32502","published_at":"2026-06-07T12:55:00Z"},{"value":"0.00134","scoring_system":"epss","scoring_elements":"0.32541","published_at":"2026-06-06T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2024-53867"},{"reference_url":"https://github.com/element-hq/synapse","reference_id":"","reference_type":"","scores":[{"value":"4.3","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/element-hq/synapse"},{"reference_url":"https://github.com/matrix-org/matrix-spec-proposals/pull/4186","reference_id":"","reference_type":"","scores":[{"value":"4.3","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2024-12-03T19:07:06Z/"}],"url":"https://github.com/matrix-org/matrix-spec-proposals/pull/4186"},{"reference_url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1088995","reference_id":"1088995","reference_type":"","scores":[],"url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1088995"},{"reference_url":"https://nvd.nist.gov/vuln/detail/CVE-2024-53867","reference_id":"CVE-2024-53867","reference_type":"","scores":[{"value":"4.3","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-53867"},{"reference_url":"https://github.com/advisories/GHSA-56w4-5538-8v8h","reference_id":"GHSA-56w4-5538-8v8h","reference_type":"","scores":[],"url":"https://github.com/advisories/GHSA-56w4-5538-8v8h"},{"reference_url":"https://github.com/element-hq/synapse/security/advisories/GHSA-56w4-5538-8v8h","reference_id":"GHSA-56w4-5538-8v8h","reference_type":"","scores":[{"value":"4.3","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2024-12-03T19:07:06Z/"}],"url":"https://github.com/element-hq/synapse/security/advisories/GHSA-56w4-5538-8v8h"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/313335?format=json","purl":"pkg:apk/alpine/synapse@1.120.2-r0?arch=x86&distroversion=v3.23&reponame=community","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:apk/alpine/synapse@1.120.2-r0%3Farch=x86&distroversion=v3.23&reponame=community"}],"aliases":["CVE-2024-53867","GHSA-56w4-5538-8v8h"],"risk_score":3.1,"exploitability":"0.5","weighted_severity":"6.2","resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-f81p-k1bf-x7fq"},{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/56300?format=json","vulnerability_id":"VCID-mxt4-9769-pkd5","summary":"Synapse allows a a malformed invite to break the invitee's `/sync`\nSynapse versions before 1.120.1 fail to properly validate invites received over federation. This vulnerability allows a malicious server to send a specially crafted invite that disrupts the invited user's `/sync` functionality.","references":[{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2024-52815","reference_id":"","reference_type":"","scores":[{"value":"0.00353","scoring_system":"epss","scoring_elements":"0.5801","published_at":"2026-06-05T12:55:00Z"},{"value":"0.00353","scoring_system":"epss","scoring_elements":"0.57993","published_at":"2026-06-08T12:55:00Z"},{"value":"0.00353","scoring_system":"epss","scoring_elements":"0.58008","published_at":"2026-06-07T12:55:00Z"},{"value":"0.00353","scoring_system":"epss","scoring_elements":"0.58018","published_at":"2026-06-06T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2024-52815"},{"reference_url":"https://github.com/element-hq/synapse","reference_id":"","reference_type":"","scores":[{"value":"8.7","scoring_system":"cvssv4","scoring_elements":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/element-hq/synapse"},{"reference_url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1088995","reference_id":"1088995","reference_type":"","scores":[],"url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1088995"},{"reference_url":"https://nvd.nist.gov/vuln/detail/CVE-2024-52815","reference_id":"CVE-2024-52815","reference_type":"","scores":[{"value":"8.7","scoring_system":"cvssv4","scoring_elements":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-52815"},{"reference_url":"https://github.com/advisories/GHSA-f3r3-h2mq-hx2h","reference_id":"GHSA-f3r3-h2mq-hx2h","reference_type":"","scores":[],"url":"https://github.com/advisories/GHSA-f3r3-h2mq-hx2h"},{"reference_url":"https://github.com/element-hq/synapse/security/advisories/GHSA-f3r3-h2mq-hx2h","reference_id":"GHSA-f3r3-h2mq-hx2h","reference_type":"","scores":[{"value":"8.7","scoring_system":"cvssv4","scoring_elements":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2024-12-03T19:05:32Z/"}],"url":"https://github.com/element-hq/synapse/security/advisories/GHSA-f3r3-h2mq-hx2h"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/313335?format=json","purl":"pkg:apk/alpine/synapse@1.120.2-r0?arch=x86&distroversion=v3.23&reponame=community","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:apk/alpine/synapse@1.120.2-r0%3Farch=x86&distroversion=v3.23&reponame=community"}],"aliases":["CVE-2024-52815","GHSA-f3r3-h2mq-hx2h"],"risk_score":4.0,"exploitability":"0.5","weighted_severity":"8.0","resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-mxt4-9769-pkd5"}],"risk_score":null,"resource_url":"http://public2.vulnerablecode.io/packages/pkg:apk/alpine/synapse@1.120.2-r0%3Farch=x86&distroversion=v3.23&reponame=community"}