Medium severity · published Sep 8, 2025
CVE-2014-125128
'sanitize-html' prior to version 1.0.3 is vulnerable to Cross-site Scripting (XSS)
6.1
CVSS
0.3%
EPSS
No
On KEV
Description
'sanitize-html' prior to version 1.0.3 is vulnerable to Cross-site Scripting (XSS). The function 'naughtyHref' doesn't properly validate the hyperreference (`href`) attribute in anchor tags (`<a>`), allowing bypasses that contain different casings, whitespace characters, or hexadecimal encodings.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 20% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SA
Sanitize-html · Apostrophecms
before 1.0.3 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2014-125128
CVE.org
https://www.cve.org/CVERecord?id=CVE-2014-125128
Exploit
https://github.com/Checkmarx/Vulnerabilities-Proofs-of-Concept/tree/main/2014/CVE-2014-125128
Patch
https://github.com/apostrophecms/sanitize-html/commit/423b90e06e1e85245eccedaabeb3a82840c6cd86
Patch
https://github.com/apostrophecms/sanitize-html/commit/889d4ec968e175f1905b2eb9d33f1fa89217cb02
Issue Tracking
https://github.com/apostrophecms/sanitize-html/issues/1
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