CVE-2025-1781

Description

There is a XXE in W3CSS Validator versions before cssval-20250226 that allows an attacker to use specially-crafted XML objects to coerce server-side request forgery (SSRF).  This could be exploited to read arbitrary local files if an attacker has access to exception messages.

Reserved 2025-02-28 | Published 2025-03-28 | Updated 2025-03-28 | Assigner Google

Problem types

CWE-611 Improper Restriction of XML External Entity Reference

Product status

Default status
unaffected

< cssval-20250226
affected

References

github.com/...search/security/advisories/GHSA-745m-xmq6-g6x7

cve.org (CVE-2025-1781)

nvd.nist.gov (CVE-2025-1781)

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