{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-44977","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","state":"PUBLISHED","assignerShortName":"GitHub_M","dateReserved":"2026-05-08T16:23:33.264Z","datePublished":"2026-10-16T16:04:45.868Z","dateUpdated":"2026-10-21T02:24:31.741Z"},"containers":{"cna":{"title":"countly-server: Stored XSS in feedback upload enables app-admin to compromise global admin session context","problemTypes":[{"descriptions":[{"cweId":"CWE-79","lang":"en","description":"CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')","type":"CWE"}]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":9,"baseSeverity":"CRITICAL","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"CHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H","version":"3.1"}}],"references":[{"name":"https://github.com/Countly/countly-server/security/advisories/GHSA-jqp4-p86c-phxc","tags":["x_refsource_CONFIRM"],"url":"https://github.com/Countly/countly-server/security/advisories/GHSA-jqp4-p86c-phxc"},{"name":"https://github.com/Countly/countly-server/commit/ae899f37bc6d70c1b44859756ce80a204ae72631","tags":["x_refsource_MISC"],"url":"https://github.com/Countly/countly-server/commit/ae899f37bc6d70c1b44859756ce80a204ae72631"},{"name":"https://github.com/Countly/countly-server/commit/fcb16c808c0fdb6dc99fe9c66de7fc560b3a9c41","tags":["x_refsource_MISC"],"url":"https://github.com/Countly/countly-server/commit/fcb16c808c0fdb6dc99fe9c66de7fc560b3a9c41"},{"name":"https://github.com/Countly/countly-server/releases/tag/24.05.50","tags":["x_refsource_MISC"],"url":"https://github.com/Countly/countly-server/releases/tag/24.05.50"},{"name":"https://github.com/Countly/countly-server/releases/tag/25.03.44","tags":["x_refsource_MISC"],"url":"https://github.com/Countly/countly-server/releases/tag/25.03.44"}],"affected":[{"vendor":"Countly","product":"countly-server","versions":[{"version":"< 24.05.50","status":"affected"},{"version":">= 25.03, < 25.03.44","status":"affected"}]}],"providerMetadata":{"orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","shortName":"GitHub_M","dateUpdated":"2026-10-16T16:04:45.868Z"},"descriptions":[{"lang":"en","value":"countly-server is the server-side part of Countly, a product analytics solution. Prior to 24.05.50 and 25.03.44, plugins/star-rating/api/api.js allows a non-global application administrator to use uploadFeedbackFile to store attacker-controlled active content while trusting the supplied MIME type. plugins/star-rating/frontend/app.js publicly serves the stored content from feedback/preview/ with the attacker-influenced Content-Type, so a global administrator who opens the preview executes the payload in the Countly origin and exposes authenticated session capabilities, including auth_token and csrf_token values. This issue is fixed in versions 24.05.50 and 25.03.44."}],"source":{"advisory":"GHSA-jqp4-p86c-phxc","discovery":"UNKNOWN"}},"adp":[{"references":[{"url":"https://github.com/Countly/countly-server/security/advisories/GHSA-jqp4-p86c-phxc","tags":["exploit"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-10-21T02:24:09.405721Z","id":"CVE-2026-44977","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-10-21T02:24:31.741Z"}}]}}