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JavaScript SDK is a Matrix Client-Server SDK for JavaScript and TypeScript. matrix-js-sdk before 38.2.0 has insufficient validation of room predecessor links in MatrixClient::getJoinedRooms, allowing a remote attacker to attempt to replace a tombstoned room with an unrelated attacker-supplied room. The issue has been patched and users should upgrade to 38.2.0. A workaround is to avoid using MatrixClient::getJoinedRooms in favor of getRooms() and filtering upgraded rooms separately.","references":[{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2025-59160","reference_id":"","reference_type":"","scores":[{"value":"0.00108","scoring_system":"epss","scoring_elements":"0.28548","published_at":"2026-06-11T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2025-59160"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-59160","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-59160"},{"reference_url":"https://github.com/matrix-org/matrix-js-sdk","reference_id":"","reference_type":"","scores":[{"value":"6.9","scoring_system":"cvssv4","scoring_elements":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/matrix-org/matrix-js-sdk"},{"reference_url":"https://github.com/matrix-org/matrix-js-sdk/releases/tag/v38.2.0","reference_id":"","reference_type":"","scores":[{"value":"6.9","scoring_system":"cvssv4","scoring_elements":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/matrix-org/matrix-js-sdk/releases/tag/v38.2.0"},{"reference_url":"https://nvd.nist.gov/vuln/detail/CVE-2025-59160","reference_id":"","reference_type":"","scores":[{"value":"6.9","scoring_system":"cvssv4","scoring_elements":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-59160"},{"reference_url":"https://www.npmjs.com/package/matrix-js-sdk/v/38.2.0","reference_id":"","reference_type":"","scores":[{"value":"6.9","scoring_system":"cvssv4","scoring_elements":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://www.npmjs.com/package/matrix-js-sdk/v/38.2.0"},{"reference_url":"https://github.com/matrix-org/matrix-js-sdk/commit/43c72d5bf5e2d0a26b3b4f71092e7cb39d4137c4","reference_id":"43c72d5bf5e2d0a26b3b4f71092e7cb39d4137c4","reference_type":"","scores":[{"value":"2.7","scoring_system":"cvssv4","scoring_elements":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U"},{"value":"6.9","scoring_system":"cvssv4","scoring_elements":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N"},{"value":"MODERATE","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/2025-09-16T17:29:36Z/"}],"url":"https://github.com/matrix-org/matrix-js-sdk/commit/43c72d5bf5e2d0a26b3b4f71092e7cb39d4137c4"},{"reference_url":"https://github.com/advisories/GHSA-mp7c-m3rh-r56v","reference_id":"GHSA-mp7c-m3rh-r56v","reference_type":"","scores":[],"url":"https://github.com/advisories/GHSA-mp7c-m3rh-r56v"},{"reference_url":"https://github.com/matrix-org/matrix-js-sdk/security/advisories/GHSA-mp7c-m3rh-r56v","reference_id":"GHSA-mp7c-m3rh-r56v","reference_type":"","scores":[{"value":"2.7","scoring_system":"cvssv4","scoring_elements":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U"},{"value":"6.9","scoring_system":"cvssv4","scoring_elements":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N"},{"value":"MODERATE","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/2025-09-16T17:29:36Z/"}],"url":"https://github.com/matrix-org/matrix-js-sdk/security/advisories/GHSA-mp7c-m3rh-r56v"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/376566?format=json","purl":"pkg:npm/matrix-js-sdk@38.2.0","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:npm/matrix-js-sdk@38.2.0"}],"aliases":["CVE-2025-59160","GHSA-mp7c-m3rh-r56v"],"risk_score":null,"exploitability":null,"weighted_severity":null,"resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-k23m-f2ma-guc5"},{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/140868?format=json","vulnerability_id":"VCID-n8jg-38q6-hyf8","summary":"matrix-js-sdk is the Matrix Client-Server SDK for JavaScript and TypeScript. An attacker present in a room where an MSC3401 group call is taking place can eavesdrop on the video and audio of participants using matrix-js-sdk, without their knowledge. To affected matrix-js-sdk users, the attacker will not appear to be participating in the call. This attack is possible because matrix-js-sdk's group call implementation accepts incoming direct calls from other users, even if they have not yet declared intent to participate in the group call, as a means of resolving a race condition in call setup. Affected versions do not restrict access to the user's outbound media in this case. Legacy 1:1 calls are unaffected. This is fixed in matrix-js-sdk 24.1.0. As a workaround, users may hold group calls in private rooms where only the exact users who are expected to participate in the call are present.","references":[{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2023-29529","reference_id":"","reference_type":"","scores":[{"value":"0.00184","scoring_system":"epss","scoring_elements":"0.40022","published_at":"2026-06-11T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2023-29529"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-29529","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-29529"},{"reference_url":"https://github.com/matrix-org/matrix-js-sdk","reference_id":"","reference_type":"","scores":[{"value":"5.0","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/matrix-org/matrix-js-sdk"},{"reference_url":"https://nvd.nist.gov/vuln/detail/CVE-2023-29529","reference_id":"","reference_type":"","scores":[{"value":"5.0","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-29529"},{"reference_url":"https://github.com/matrix-org/matrix-spec-proposals/pull/3401","reference_id":"3401","reference_type":"","scores":[{"value":"5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N"},{"value":"5.0","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/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/2025-02-06T18:45:25Z/"}],"url":"https://github.com/matrix-org/matrix-spec-proposals/pull/3401"},{"reference_url":"https://github.com/advisories/GHSA-6g67-q39g-r79q","reference_id":"GHSA-6g67-q39g-r79q","reference_type":"","scores":[],"url":"https://github.com/advisories/GHSA-6g67-q39g-r79q"},{"reference_url":"https://github.com/matrix-org/matrix-js-sdk/security/advisories/GHSA-6g67-q39g-r79q","reference_id":"GHSA-6g67-q39g-r79q","reference_type":"","scores":[{"value":"5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N"},{"value":"5.0","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/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/2025-02-06T18:45:25Z/"}],"url":"https://github.com/matrix-org/matrix-js-sdk/security/advisories/GHSA-6g67-q39g-r79q"},{"reference_url":"https://github.com/matrix-org/matrix-js-sdk/releases/tag/v24.1.0","reference_id":"v24.1.0","reference_type":"","scores":[{"value":"5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N"},{"value":"5.0","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/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/2025-02-06T18:45:25Z/"}],"url":"https://github.com/matrix-org/matrix-js-sdk/releases/tag/v24.1.0"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/379376?format=json","purl":"pkg:npm/matrix-js-sdk@24.1.0","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-cjfe-qh1a-6bfc"},{"vulnerability":"VCID-k23m-f2ma-guc5"},{"vulnerability":"VCID-rve8-bh5h-g7fz"},{"vulnerability":"VCID-uuqj-sdvf-abdn"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:npm/matrix-js-sdk@24.1.0"}],"aliases":["CVE-2023-29529","GHSA-6g67-q39g-r79q"],"risk_score":null,"exploitability":null,"weighted_severity":null,"resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-n8jg-38q6-hyf8"},{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/58012?format=json","vulnerability_id":"VCID-rve8-bh5h-g7fz","summary":"matrix-js-sdk is the Matrix Client-Server SDK for JavaScript and TypeScript. In matrix-js-sdk versions versions 9.11.0 through 34.7.0, the method `MatrixClient.sendSharedHistoryKeys` is vulnerable to interception by malicious homeservers.  The method was introduced by MSC3061) and is commonly used to share historical message keys with newly invited users, granting them access to past messages in the room. However, it unconditionally sends these \"shared\" keys to all of the invited user's devices, regardless of whether the user's cryptographic identity is verified or whether the user's devices are signed by that identity. This allows the attacker to potentially inject its own devices to receive sensitive historical keys without proper security checks. Note that this only affects clients running the SDK with the legacy crypto stack. Clients using the new Rust cryptography stack (i.e. those that call `MatrixClient.initRustCrypto()` instead of `MatrixClient.initCrypto()`) are unaffected by this vulnerability, because `MatrixClient.sendSharedHistoryKeys()` raises an exception in such environments. The vulnerability was fixed in matrix-js-sdk 34.8.0 by removing the vulnerable functionality. As a workaround, remove use of affected functionality from clients.","references":[{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2024-47080","reference_id":"","reference_type":"","scores":[{"value":"0.0058","scoring_system":"epss","scoring_elements":"0.6937","published_at":"2026-06-11T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2024-47080"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-47080","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-47080"},{"reference_url":"https://github.com/matrix-org/matrix-js-sdk","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:H/VI:N/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/matrix-org/matrix-js-sdk"},{"reference_url":"https://github.com/matrix-org/matrix-js-sdk/commit/2fb1e659c81f75253c047832dc9dcc2beddfac5f","reference_id":"2fb1e659c81f75253c047832dc9dcc2beddfac5f","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:H/VI:N/VA:N/SC:N/SI:N/SA:N"},{"value":"8.7","scoring_system":"cvssv4","scoring_elements":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/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:N/T:P/P:M/B:A/M:M/D:T/2024-10-15T17:34:15Z/"}],"url":"https://github.com/matrix-org/matrix-js-sdk/commit/2fb1e659c81f75253c047832dc9dcc2beddfac5f"},{"reference_url":"https://github.com/matrix-org/matrix-spec-proposals/pull/3061","reference_id":"3061","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:H/VI:N/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":"8.7","scoring_system":"cvssv4","scoring_elements":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/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:N/T:P/P:M/B:A/M:M/D:T/2024-10-15T17:34:15Z/"}],"url":"https://github.com/matrix-org/matrix-spec-proposals/pull/3061"},{"reference_url":"https://nvd.nist.gov/vuln/detail/CVE-2024-47080","reference_id":"CVE-2024-47080","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:H/VI:N/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-2024-47080"},{"reference_url":"https://github.com/advisories/GHSA-4jf8-g8wp-cx7c","reference_id":"GHSA-4jf8-g8wp-cx7c","reference_type":"","scores":[{"value":"HIGH","scoring_system":"cvssv3.1_qr","scoring_elements":""}],"url":"https://github.com/advisories/GHSA-4jf8-g8wp-cx7c"},{"reference_url":"https://github.com/matrix-org/matrix-js-sdk/security/advisories/GHSA-4jf8-g8wp-cx7c","reference_id":"GHSA-4jf8-g8wp-cx7c","reference_type":"","scores":[{"value":"HIGH","scoring_system":"cvssv3.1_qr","scoring_elements":""},{"value":"8.7","scoring_system":"cvssv4","scoring_elements":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/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":"8.7","scoring_system":"cvssv4","scoring_elements":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/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:N/T:P/P:M/B:A/M:M/D:T/2024-10-15T17:34:15Z/"}],"url":"https://github.com/matrix-org/matrix-js-sdk/security/advisories/GHSA-4jf8-g8wp-cx7c"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/33864?format=json","purl":"pkg:npm/matrix-js-sdk@34.8.0","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-k23m-f2ma-guc5"},{"vulnerability":"VCID-uuqj-sdvf-abdn"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:npm/matrix-js-sdk@34.8.0"}],"aliases":["CVE-2024-47080","GHSA-4jf8-g8wp-cx7c"],"risk_score":4.0,"exploitability":"0.5","weighted_severity":"8.0","resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-rve8-bh5h-g7fz"},{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/12333?format=json","vulnerability_id":"VCID-tyrd-tnm1-zqfd","summary":"","references":[{"reference_url"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