{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/101780?format=json","vulnerability_id":"VCID-t7r4-xdka-w3dt","summary":"Uptime Kuma >== 1.23.0 has a ReDoS vulnerability, specifically when an administrator creates a notification through the web service. If a string is provided it triggers catastrophic backtracking in the regular expression, leading to a ReDoS attack.","aliases":[{"alias":"CVE-2025-26042"},{"alias":"GHSA-hx7h-9vf7-5xhg"}],"fixed_packages":[],"affected_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/1153645?format=json","purl":"pkg:npm/uptime-kuma@1.15.0","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-t7r4-xdka-w3dt"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:npm/uptime-kuma@1.15.0"},{"url":"http://public2.vulnerablecode.io/api/packages/372355?format=json","purl":"pkg:npm/uptime-kuma@1.23.16","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-t7r4-xdka-w3dt"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:npm/uptime-kuma@1.23.16"},{"url":"http://public2.vulnerablecode.io/api/packages/372356?format=json","purl":"pkg:npm/uptime-kuma@2.0.0-beta.0","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-gups-xuut-myg5"},{"vulnerability":"VCID-t7r4-xdka-w3dt"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:npm/uptime-kuma@2.0.0-beta.0"}],"references":[{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2025-26042","reference_id":"","reference_type":"","scores":[{"value":"0.00022","scoring_system":"epss","scoring_elements":"0.06395","published_at":"2026-06-13T12:55:00Z"},{"value":"0.00022","scoring_system":"epss","scoring_elements":"0.06373","published_at":"2026-06-14T12:55:00Z"},{"value":"0.00022","scoring_system":"epss","scoring_elements":"0.06406","published_at":"2026-06-12T12:55:00Z"},{"value":"0.00022","scoring_system":"epss","scoring_elements":"0.06385","published_at":"2026-06-11T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2025-26042"},{"reference_url":"https://gist.github.com/ShiyuBanzhou/26c918f93b07f5ce90e8f7000d29c7a0","reference_id":"","reference_type":"","scores":[{"value":"6.7","scoring_system":"cvssv4","scoring_elements":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:A/VC:N/VI:N/VA:H/SC:L/SI:L/SA:L"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://gist.github.com/ShiyuBanzhou/26c918f93b07f5ce90e8f7000d29c7a0"},{"reference_url":"https://gist.github.com/ShiyuBanzhou/bf4cee61603e152c114fa8c4791f9f28","reference_id":"","reference_type":"","scores":[{"value":"6.7","scoring_system":"cvssv4","scoring_elements":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:A/VC:N/VI:N/VA:H/SC:L/SI:L/SA:L"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://gist.github.com/ShiyuBanzhou/bf4cee61603e152c114fa8c4791f9f28"},{"reference_url":"https://github.com/louislam/uptime-kuma","reference_id":"","reference_type":"","scores":[{"value":"6.7","scoring_system":"cvssv4","scoring_elements":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:A/VC:N/VI:N/VA:H/SC:L/SI:L/SA:L"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/louislam/uptime-kuma"},{"reference_url":"https://github.com/louislam/uptime-kuma/security/advisories/GHSA-hx7h-9vf7-5xhg","reference_id":"","reference_type":"","scores":[{"value":"MODERATE","scoring_system":"cvssv3.1_qr","scoring_elements":""},{"value":"6.7","scoring_system":"cvssv4","scoring_elements":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:A/VC:N/VI:N/VA:H/SC:L/SI:L/SA:L"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/louislam/uptime-kuma/security/advisories/GHSA-hx7h-9vf7-5xhg"},{"reference_url":"https://nvd.nist.gov/vuln/detail/CVE-2025-26042","reference_id":"","reference_type":"","scores":[{"value":"6.7","scoring_system":"cvssv4","scoring_elements":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:A/VC:N/VI:N/VA:H/SC:L/SI:L/SA:L"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-26042"},{"reference_url":"https://github.com/louislam/uptime-kuma/pull/5573","reference_id":"5573","reference_type":"","scores":[{"value":"6","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:L/I:H/A:H"},{"value":"6.7","scoring_system":"cvssv4","scoring_elements":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:A/VC:N/VI:N/VA:H/SC:L/SI:L/SA:L"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:P/A:N/T:P/P:M/B:A/M:M/D:T/2025-03-19T15:01:00Z/"}],"url":"https://github.com/louislam/uptime-kuma/pull/5573"},{"reference_url":"https://github.com/louislam/uptime-kuma/issues/5574","reference_id":"5574","reference_type":"","scores":[{"value":"6","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:L/I:H/A:H"},{"value":"6.7","scoring_system":"cvssv4","scoring_elements":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:A/VC:N/VI:N/VA:H/SC:L/SI:L/SA:L"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:P/A:N/T:P/P:M/B:A/M:M/D:T/2025-03-19T15:01:00Z/"}],"url":"https://github.com/louislam/upti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Regular Expression Complexity","description":"The product uses a regular expression with an inefficient, possibly exponential worst-case computational complexity that consumes excessive CPU cycles."},{"cwe_id":937,"name":"OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities","description":"Weaknesses in this category are related to the A9 category in the OWASP Top Ten 2013."},{"cwe_id":1035,"name":"OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities","description":"Weaknesses in this category are related to the A9 category in the OWASP Top Ten 2017."}],"exploits":[],"severity_range_score":"4.0 - 6.9","exploitability":"0.5","weighted_severity":"6.2","risk_score":3.1,"resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-t7r4-xdka-w3dt"}