--- id: CVE-2026-110228 title: >- wallabag 2.6.13 through 2.6.14 contains a stored cross-site scripting vulnerability that allows authenticated users to host arbitrary HTML by triggering a failed Pocket HTML, Pocket CSV or Shaarli import summary: >- wallabag 2.6.13 through 2.6.14 contains a stored cross-site scripting vulnerability that allows authenticated users to host arbitrary HTML by triggering a failed Pocket HTML, Pocket CSV or Shaarli import. Attackers can upload an HTML fil… severity: medium cvss: 5.4 cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N' cwe: - CWE-79 published: '2026-10-13' updated: '2026-10-13' sourceUpdated: '2026-10-13T19:30:29.797' source: NVD sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-110228' references: - url: 'https://github.com/wallabag/wallabag' label: disclosure@vulncheck.com - url: >- https://github.com/wallabag/wallabag/blob/74cbfd945bc316b5cf0308ba56e32fd2ed3443c0/app/config/wallabag.yml#L169-L177 label: disclosure@vulncheck.com - url: >- https://github.com/wallabag/wallabag/blob/74cbfd945bc316b5cf0308ba56e32fd2ed3443c0/src/Wallabag/ImportBundle/Controller/HtmlController.php#L28-L54 label: disclosure@vulncheck.com - url: >- https://github.com/wallabag/wallabag/blob/74cbfd945bc316b5cf0308ba56e32fd2ed3443c0/web/.htaccess#L50-L56 label: disclosure@vulncheck.com - url: >- https://hackmd.io/@1ExmmukzRMWN7B4gQ4W-4Q/wallabag-pocket-html-failed-import-stored-xss label: disclosure@vulncheck.com - url: >- https://www.vulncheck.com/advisories/wallabag-2.6.13-through-2.6.14-stored-xss-via-failed-html-import-upload label: disclosure@vulncheck.com tags: - nvd ingestedAt: '2026-10-13T19:43:28.940Z' --- ## Overview wallabag 2.6.13 through 2.6.14 contains a stored cross-site scripting vulnerability that allows authenticated users to host arbitrary HTML by triggering a failed Pocket HTML, Pocket CSV or Shaarli import. Attackers can upload an HTML file with script but no anchor elements, leaving it at the predictable /uploads/import/.html path to execute script in victims' wallabag sessions. ## Remediation Refer to the linked advisories for vendor-supplied fixes and affected version ranges.