{"id":"CVE-2026-128824","aliases":["EUVD-2026-125142","GHSA-vg7f-4c95-cv88"],"status":"published","title":"Quay: quay: reflected xss via image_id in v1 registry error responses","description":"A flaw was found in Red Hat Quay. The v1 registry API error handler reflects the attacker-supplied image_id path segment in a response served as text/html, allowing a reflected cross-site scripting (XSS) attack. By tricking a user into visiting a specially crafted URL, a remote attacker can execute arbitrary JavaScript in the victim's browser within the Quay origin, potentially compromising the user's session.","severity":{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-14","score":0.00224,"percentile":0.13182,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2026-11-13T09:00:23Z","modified":"2026-11-13T09:31:54Z","products":[{"vendor":"red hat","product":"mirror registry for red hat openshift 2"},{"vendor":"red hat","product":"red hat quay 3"}],"references":[{"url":"https://access.redhat.com/security/cve/CVE-2026-128824","tags":["vdb-entry","x_refsource_REDHAT"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2572952","tags":["issue-tracking","x_refsource_REDHAT"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-128824"},{"url":"https://github.com/advisories/GHSA-vg7f-4c95-cv88"}],"sources":{"cve":[{"id":"CVE-2026-128824","title":"Quay: quay: reflected xss via image_id in v1 registry error responses","description":"A flaw was found in Red Hat Quay. The v1 registry API error handler reflects the attacker-supplied image_id path segment in a response served as text/html, allowing a reflected cross-site scripting (XSS) attack. By tricking a user into visiting a specially crafted URL, a remote attacker can execute arbitrary JavaScript in the victim's browser within the Quay origin, potentially compromising the user's session.","status":"published","published":"2026-11-13T09:00:23.537Z","modified":"2026-11-13T09:00:23.537Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-79"],"updated_at":"2026-11-13T10:27:12.71329Z"}],"euvd":[{"id":"EUVD-2026-125142","description":"A flaw was found in Red Hat Quay. The v1 registry API error handler reflects the attacker-supplied image_id path segment in a response served as text/html, allowing a reflected cross-site scripting (XSS) attack. By tricking a user into visiting a specially crafted URL, a remote attacker can execute arbitrary JavaScript in the victim's browser within the Quay origin, potentially compromising the user's session.","status":"published","published":"2026-11-13T09:00:23Z","modified":"2026-11-13T09:00:23Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-13T11:38:16.657885Z"}],"ghsa":[{"id":"GHSA-vg7f-4c95-cv88","title":"A flaw was found in Red Hat Quay. The v1 registry API error handler reflects the attacker...","description":"A flaw was found in Red Hat Quay. The v1 registry API error handler reflects the attacker-supplied image_id path segment in a response served as text/html, allowing a reflected cross-site scripting (XSS) attack. By tricking a user into visiting a specially crafted URL, a remote attacker can execute arbitrary JavaScript in the victim's browser within the Quay origin, potentially compromising the user's session.","status":"published","published":"2026-11-13T09:31:47Z","modified":"2026-11-13T09:31:54Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-13T09:49:29.670602Z"}],"nvd":[{"id":"CVE-2026-128824","description":"A flaw was found in Red Hat Quay. The v1 registry API error handler reflects the attacker-supplied image_id path segment in a response served as text/html, allowing a reflected cross-site scripting (XSS) attack. By tricking a user into visiting a specially crafted URL, a remote attacker can execute arbitrary JavaScript in the victim's browser within the Quay origin, potentially compromising the user's session.","status":"published","published":"2026-11-13T09:17:34.56Z","modified":"2026-11-13T09:17:34.677Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-79"],"updated_at":"2026-11-13T11:35:38.52146Z"}]}}