{"id":"CVE-2026-122326","published":"2026-11-05T16:17:45.503","lastModified":"2026-11-05T21:18:44.783","description":"Chevereto before 4.5.8 contains an authorization bypass vulnerability in the get-album-contents action of the /json route that allows unauthenticated attackers to list private albums by supplying another user's album id. Attackers with a session token from any public page and an album's encoded id can obtain image filenames, viewer and direct file URLs, and download private images.","cvssScore":5.3,"cvssSeverity":"MEDIUM","cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","cwes":["CWE-639"],"vendors":[],"products":[],"references":[{"url":"https://github.com/chevereto/chevereto","tags":[]},{"url":"https://github.com/chevereto/chevereto/blob/4.5.7/app/legacy/routes/json.php#L336-L410","tags":[]},{"url":"https://github.com/chevereto/chevereto/blob/4.5.7/app/src/Legacy/Classes/Listing.php#L834-L885","tags":[]},{"url":"https://github.com/chevereto/chevereto/commit/fe56eb789ecf5e26c84068ba7d88b7a20ea65f5c","tags":[]},{"url":"https://github.com/chevereto/chevereto/issues/136","tags":[]},{"url":"https://github.com/chevereto/chevereto/releases/tag/4.5.8","tags":[]},{"url":"https://hackmd.io/@hieund/chevereto-get-album-contents-private-album-image-disclosure","tags":[]},{"url":"https://www.vulncheck.com/advisories/chevereto-before-4.5.8-private-album-image-disclosure-via-get-album-contents","tags":[]},{"url":"https://hackmd.io/@hieund/cve-2026-122326-chevereto-get-album-contents-private-album-image-disclosure","tags":[]}],"exploitRefs":[{"url":"https://github.com/chevereto/chevereto","tags":[]},{"url":"https://github.com/chevereto/chevereto/blob/4.5.7/app/legacy/routes/json.php#L336-L410","tags":[]},{"url":"https://github.com/chevereto/chevereto/blob/4.5.7/app/src/Legacy/Classes/Listing.php#L834-L885","tags":[]},{"url":"https://github.com/chevereto/chevereto/commit/fe56eb789ecf5e26c84068ba7d88b7a20ea65f5c","tags":[]},{"url":"https://github.com/chevereto/chevereto/issues/136","tags":[]},{"url":"https://github.com/chevereto/chevereto/releases/tag/4.5.8","tags":[]}],"hasPoc":true,"ai":null}