CVE-2025-67481
mw.message(…).parse() doesn't output safe HTML, but it's being used as if it does
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files resources/src/mediawiki.JqueryMsg/mediawiki.JqueryMsg.Js.
This issue affects MediaWiki: from * before 1.39.16, 1.43.6, 1.44.3, 1.45.1.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- High
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
0.0
mw.message(…).parse() doesn't output safe HTML, but it's being used as if it does
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files resources/src/mediawiki.JqueryMsg/mediawiki.JqueryMsg.Js.
This issue affects MediaWiki: from * before 1.39.16, 1.43.6, 1.44.3, 1.45.1.
- Record
CVE-2025-67481- CVSS 4.0
- 0.0 None
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:N/SC:N/SI:N/SA:N/E:U - Weakness
- CWE-79
- Updated
- 2026-11-02
EUVDEUVD-2025-206761 No score
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files resources/src/mediawiki.JqueryMsg/mediawiki.JqueryMsg.Js.
This issue affects MediaWiki: from * before 1.39.16, 1.43.6, 1.44.3, 1.45.1.
- Record
EUVD-2025-206761- Updated
- 2026-11-02
GitHub AdvisoriesGHSA-6898-66v9-cm3x
0.0
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting')...
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files resources/src/mediawiki.JqueryMsg/mediawiki.JqueryMsg.Js.
This issue affects MediaWiki: from * before 1.39.16, 1.43.6, 1.44.3, 1.45.1.
- Record
GHSA-6898-66v9-cm3x- CVSS 4.0
- 0.0 None
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
NVD
0.0
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files resources/src/mediawiki.JqueryMsg/mediawiki.JqueryMsg.Js.
This issue affects MediaWiki: from * before 1.39.16, 1.43.6, 1.44.3, 1.45.1.
- Record
CVE-2025-67481- CVSS 4.0
- 0.0 None
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
OSV
6.1
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files resources/src/mediawiki.JqueryMsg/mediawiki.JqueryMsg.Js.
This issue affects MediaWiki: from * before 1.39.16, 1.43.6, 1.44.3, 1.45.1.
- Record
CVE-2025-67481- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Updated
- 2026-11-02
OSVDEBIAN-CVE-2025-67481
6.1
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files resources/src/mediawiki.JqueryMsg/mediawiki.JqueryMsg.Js. This issue affects MediaWiki: from * before 1.39.16, 1.43.6, 1.44.3, 1.45.1.
- Record
DEBIAN-CVE-2025-67481- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Updated
- 2026-11-02
OSVUBUNTU-CVE-2025-67481
0.0
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files resources/src/mediawiki.JqueryMsg/mediawiki.JqueryMsg.Js. This issue affects MediaWiki: from * before 1.39.16, 1.43.6, 1.44.3, 1.45.1.
- Record
UBUNTU-CVE-2025-67481- CVSS 4.0
- 0.0 None
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:N/SC:N/SI:N/SA:N/E:U - CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
mediawikiDebian:12 |
before 1:1.39.17-1~deb12u1, plus listed versions 1:1.39.10-11:1.39.10-1~deb12u11:1.39.12-1~deb12u11:1.39.13-1~deb12u11:1.39.2-1 Show 9 moreShow less1:1.39.4-11:1.39.4-1~deb12u11:1.39.4-21:1.39.5-11:1.39.5-1~deb12u11:1.39.6-11:1.39.7-11:1.39.7-1~deb12u11:1.39.8-1 |
1:1.39.17-1~deb12u1 |
mediawikiDebian:13 |
before 1:1.43.6+dfsg-1~deb13u1, plus listed versions 1:1.43.3+dfsg-11:1.43.5+dfsg-1 |
1:1.43.6+dfsg-1~deb13u1 |
mediawikiDebian:14 |
before 1:1.43.6+dfsg-1, plus listed versions 1:1.43.3+dfsg-11:1.43.5+dfsg-11:1.43.6+dfsg-1~deb13u1 |
1:1.43.6+dfsg-1 |
mediawikiDebian:11 From an advisory covering 7 CVEs |
before 1:1.35.13-1+deb11u6, plus listed versions 1:1.35.11-1~deb11u11:1.35.13-1+deb11u21:1.35.13-1+deb11u31:1.35.13-1+deb11u41:1.35.13-1+deb11u5 Show 13 moreShow less1:1.35.13-1~deb11u11:1.35.2-11:1.35.3-11:1.35.4-11:1.35.4-1+deb11u21:1.35.4-1~deb11u11:1.35.5-11:1.35.5-21:1.35.6-11:1.35.7-11:1.35.8-11:1.35.8-1.11:1.35.8-1~deb11u1 |
1:1.35.13-1+deb11u6 |
mediawikiDebian:12 From an advisory covering 19 CVEs |
before 1:1.39.17-1~deb12u1, plus listed versions 1:1.39.10-11:1.39.10-1~deb12u11:1.39.12-1~deb12u11:1.39.13-1~deb12u11:1.39.2-1 Show 9 moreShow less1:1.39.4-11:1.39.4-1~deb12u11:1.39.4-21:1.39.5-11:1.39.5-1~deb12u11:1.39.6-11:1.39.7-11:1.39.7-1~deb12u11:1.39.8-1 |
1:1.39.17-1~deb12u1 |
mediawikiDebian:13 From an advisory covering 19 CVEs |
before 1:1.43.6+dfsg-1~deb13u1, plus listed versions 1:1.43.3+dfsg-11:1.43.5+dfsg-1 |
1:1.43.6+dfsg-1~deb13u1 |
mediawikiUbuntu:18.04:LTS |
All versions, plus listed versions 1:1.27.3-11:1.27.4-11:1.27.4-21:1.27.4-3 |
None known |
mediawikiUbuntu:Pro:20.04:LTS |
All versions, plus listed versions 1:1.31.2-1ubuntu11:1.31.5-11:1.31.5-1ubuntu11:1.31.5-21:1.31.5-3 Show 4 moreShow less1:1.31.5-3ubuntu11:1.31.6-11:1.31.7-11:1.31.7-1ubuntu0.1~esm1 |
None known |
mediawikiUbuntu:Pro:22.04:LTS |
All versions, plus listed versions 1:1.35.3-11:1.35.4-11:1.35.5-11:1.35.5-1ubuntu11:1.35.5-1ubuntu21:1.35.5-1ubuntu31:1.35.6-11:1.35.6-1ubuntu0.1~esm1 |
None known |
mediawikiUbuntu:Pro:24.04:LTS |
All versions, plus listed versions 1:1.39.4-21:1.39.5-11:1.39.6-11:1.39.7-11:1.39.7-1ubuntu0.1~esm1 |
None known |
mediawikiUbuntu:25.10 |
All versions, plus listed versions 1:1.43.1+dfsg-11:1.43.1+dfsg-21:1.43.3+dfsg-1 |
None known |
mediawikiUbuntu:26.10 |
All versions, plus listed versions 1:1.43.8+dfsg-21:1.43.9+dfsg-11:1.43.9+dfsg-1ubuntu1 |
None known |
mediawikiUbuntu:26.04:LTS |
All versions, plus listed versions 1:1.43.3+dfsg-11:1.43.5+dfsg-11:1.43.6+dfsg-21:1.43.8+dfsg-11:1.43.8+dfsg-2 |
None known |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2025-67481 is a none vulnerability (CVSS 0.0) in Mediawiki, published December 19, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.25%, the 16th percentile. Fixed in mediawiki 1:1.39.17-1~deb12u1.
References
phabricator.wikimedia.org/T251032
nvd.nist.gov/vuln/detail/CVE-2025-67481
github.com/advisories/GHSA-6898-66v9-cm3x
security-tracker.debian.org/tracker/CVE-2025-67481
ubuntu.com/security/CVE-2025-67481
cve.org/CVERecord?id=CVE-2025-67481
lists.wikimedia.org/hyperkitty/list/[email protected]/thread/FOY6VXTBCCHIGYGSTQBPN3UFCL6CAX6Y