DOMPurify before 3.4.0 contains a logic error in the ADD_TAGS function where short-circuit evaluation allows forbidden tags to bypass FORBID_TAGS restrictions. Attackers can craft input containing ta…
Medium CVSS 6.1
Summary
DOMPurify before 3.4.0 contains a logic error in the ADD_TAGS function where short-circuit evaluation allows forbidden tags to bypass FORBID_TAGS restrictions. Attackers can craft input containing tags listed in FORBID_TAGS that are also added via ADD_TAGS function, causing them to be retained in sanitized output.
In-depth triage · Auto channel
No in-depth report has been generated yet (DR-003 v2 AI pipeline is under construction).
Affected products
- :
Sources
- NVD DATABASE
Original Links
- https://github.com/cure53/DOMPurify/security/advisories/GHSA-39q2-94rc-95cp Exploit
- https://www.vulncheck.com/advisories/dompurify-before-add-tags-function-bypasses-forbid-tags Third Party Advisory
Timeline
- nvd_ingest NVD