CVE-2025-53489: Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in W

Routine

MEDIUM 5.6REMOTEMITIGATE

CVE-2025-53489 is a medium-severity flaw (CVSS 5.6) affecting googledocs4mw. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation Mediawiki - GoogleDocs4MW Extension allows Cross-Site Scripting (XSS).This issue affects Mediawiki - GoogleDocs4MW Extension: from 1.42.X before 1.42.7, from 1.43.X before 1.43.2.

Why this priority

Remotely exploitable, no login, no user action

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	5.6 (Medium)
Attack vector	Network (remote)
Attack complexity	High
Privileges needed	None
User interaction	None
EPSS exploit chance	0.2% (top 84%)
CISA exploited list	No
Weakness	CWE-79
Published	2025-07-03
Last modified	2026-06-17

Publisher (CNA): wikimedia-foundation · Vendor: jackphoenix

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-07-03 17:15 UTCPublished CVE record published
2026-06-17 09:38 UTCUpdated Record last modified

jackphoenix googledocs4mw MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy googledocs4mw || rpm -q googledocs4mw || googledocs4mw --version

No fixed or unaffected release known

Apply the vendor mitigation from the advisory, disable the affected feature, or restrict network access.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2025-53489?

googledocs4mw: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2025-53489 being exploited?

CVE-2025-53489 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2025-53489 affect?

CVE-2025-53489 affects googledocs4mw. Severity is medium (CVSS 5.6). Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation Mediawiki - GoogleDocs4MW Extension allows Cross-Site Scripting (XSS).This issue affects Mediawiki - GoogleDoc

How urgent is CVE-2025-53489?

Priority 29/100. Remotely exploitable, no login, no user action

References

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