{"id":"CVE-2026-44264","aliases":["GHSA-5cmv-3rc4-7279","PYSEC-2026-2319"],"title":"Weblate vulnerable to XSS via crafted Markdown","summary":"Weblate vulnerable to XSS via crafted Markdown","severity":"medium","cvss":4.3,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","vendor":"weblate","product":"weblate","ecosystem":"pip","affected":["weblate < 5.17.1"],"patched":["weblate 5.17.1"],"published":"2026-05-07","updated":"2026-07-13","source":"OSV","sourceUrl":"https://osv.dev/vulnerability/GHSA-5cmv-3rc4-7279","references":[{"url":"https://github.com/WeblateOrg/weblate/security/advisories/GHSA-5cmv-3rc4-7279"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-44264"},{"url":"https://github.com/WeblateOrg/weblate/pull/19259"},{"url":"https://github.com/WeblateOrg/weblate/commit/85abc9df88b7464f4c0e794aef752e45f4230f75"},{"url":"https://github.com/WeblateOrg/weblate"},{"url":"https://github.com/WeblateOrg/weblate/releases/tag/weblate-5.17.1"}],"tags":["osv","pip"],"epss":0.00275,"epssPercentile":0.20119,"ingestedAt":"2026-07-13T18:57:53.155Z","slug":"CVE-2026-44264","body":"## Overview\n\n### Impact\nThe Markdown renderer used in user comments and other user-provided content didn't properly sanitize some attributes.\n\n### Patches\n* https://github.com/WeblateOrg/weblate/pull/19259\n\n### Workarounds\nEven though the attacker might be able to inject code into the HTML, the Weblate's strict CSP should mitigate the risks.\n\n### Acknowlegement\nMichal Čihař has identified and fixed this vulnerability.\n\n## Affected packages\n\n- `weblate < 5.17.1`\n\n## Remediation\n\nUpgrade to a patched release:\n\n- `weblate 5.17.1`","depth":"sunlit","depthScore":24,"depthScoreParts":{"impact":23.7,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}