{"id":"CVE-2026-80180","aliases":["EUVD-2026-70921","GHSA-w8gw-2cgm-wv2h"],"status":"published","title":"Apache Allura: Stored XSS via markdown HTML processing","description":"Stored XSS via markdown HTML processing in Apache Allura.\n\n\n\nThis issue affects Apache Allura: from through 1.20.0.\n\n\n\nUsers are recommended to upgrade to version 1.21.0, which fixes the issue.","severity":{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-11","score":0.00263,"percentile":0.18254,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2026-09-04T06:50:14Z","modified":"2026-09-08T14:00:01Z","products":[{"vendor":"apache software foundation","product":"apache allura"}],"references":[{"url":"https://lists.apache.org/thread/rjo2hjhp76qhl9f3br8jq909mohvzkpq","tags":["vendor-advisory"]},{"url":"http://www.openwall.com/lists/oss-security/2026/09/03/3"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-80180"},{"url":"https://github.com/advisories/GHSA-w8gw-2cgm-wv2h"}],"sources":{"cve":[{"id":"CVE-2026-80180","title":"Apache Allura: Stored XSS via markdown HTML processing","description":"Stored XSS via markdown HTML processing in Apache Allura.\n\n\n\nThis issue affects Apache Allura: from through 1.20.0.\n\n\n\nUsers are recommended to upgrade to version 1.21.0, which fixes the issue.","status":"published","published":"2026-09-04T06:50:14.773Z","modified":"2026-09-04T19:43:36.978Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"adp"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T13:45:36.695039Z"}],"euvd":[{"id":"EUVD-2026-70921","description":"Stored XSS via markdown HTML processing in Apache Allura.\n\n\n\nThis issue affects Apache Allura: from through 1.20.0.\n\n\n\nUsers are recommended to upgrade to version 1.21.0, which fixes the issue.","status":"published","published":"2026-09-04T06:50:14Z","modified":"2026-09-04T19:43:36Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T18:01:11.238356Z"}],"ghsa":[{"id":"GHSA-w8gw-2cgm-wv2h","title":"Stored XSS via markdown HTML processing in Apache Allura.\n\n\n\nThis issue affects Apache Allura:...","description":"Stored XSS via markdown HTML processing in Apache Allura.\n\n\n\nThis issue affects Apache Allura: from through 1.20.0.\n\n\n\nUsers are recommended to upgrade to version 1.21.0, which fixes the issue.","status":"published","published":"2026-09-04T09:31:58Z","modified":"2026-09-04T21:31:45Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:11:24.326884Z"}],"nvd":[{"id":"CVE-2026-80180","description":"Stored XSS via markdown HTML processing in Apache Allura.\n\n\n\nThis issue affects Apache Allura: from through 1.20.0.\n\n\n\nUsers are recommended to upgrade to version 1.21.0, which fixes the issue.","status":"published","published":"2026-09-04T07:17:10.12Z","modified":"2026-09-08T14:00:01.8Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:12:43.737972Z"}]}}