CVE-2025-1781

Published Mar 28, 2025 CVSS 4.0 · 8.4 High EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2025-8618 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.
History
Type Values Removed Values Added
First Time appeared W3
W3 css Validator
CPEs cpe:2.3:a:w3:css_validator:*:*:*:*:*:*:*:*
Vendors & Products W3
W3 css Validator
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N'}

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
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.
Weaknesses CWE-611
References
Metrics cvssV4_0

{'score': 8.4, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:L/SC:N/SI:H/SA:L'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Google
Published
Updated
Mar 28, 2025, 2:31 PM
Reserved
Feb 28, 2025, 3:27 PM
Status
Analyzed
Published
Mar 28, 2025, 2:15 PM
Modified
Jun 17, 2026, 8:39 AM