Vulnerability · CVE-2025-61649
Vulnerability in Wikimedia Foundation CheckUser.
Published Feb 3, 2026 · catalog updated Mar 3, 2026 · Wikimedia Foundation CheckUser
Last checked Nov 6, 2026. A connected source was read within the last 7 days.
Check if you run it
No confirmed exploitation is on record for CVE-2025-61649. EPSS is 0.37%. Act only if a listed version of Wikimedia Foundation CheckUser is installed.
Gaps on this record
- No vendor fix or required action is stored. Compare the linked advisory before you change production.
Same product and reporting
- CVE-2025-67478 · Unknown
- CVE-2025-61658 · Low
- CVE-2025-61651 · Unknown
- CVE-2025-61648 · Unknown
- CVE-2025-61650 · Low
- Severity
- Low1.1
- Known exploitation
- Not in CISA/VulnCheck KEV
- EPSS
- 0.37%
- Remediation
- Version ranges on file
- Affected products
- vendor Wikimedia Foundation CheckUser 7cedd58781d261f110651b6af4f41d2d11ae7309 <*
Vulnerability in Wikimedia Foundation CheckUser. This vulnerability is associated with program files src/Services/CheckUserUserInfoCardService.Php. This issue affects CheckUser: from 7cedd58781d261f110651b6af4f41d2d11ae7309.
Are you affected?
Enter the version you run. The result uses only the ranges stored on this record.
The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.
- vendor Wikimedia Foundation CheckUser 7cedd58781d261f110651b6af4f41d2d11ae7309 <*7cedd58781d261f110651b6af4f41d2d11ae7309 <*
How to fix CVE-2025-61649
Upgrade
CVE-2025-61649 lists a fix boundary at *. Compare the installed build with that boundary before you change production.
Version check
Seen in 7cedd58781d261f110651b6af4f41d2d11ae7309 <*
Advisory
Open the cve_org record and follow its fix.
Official advisories
What to do
Three questions, each answered from this record only. Confirm the vendor advisory before you patch.
Should you patch?
No confirmed exploitation is on record for CVE-2025-61649. EPSS is 0.37%. Act only if a listed version of Wikimedia Foundation CheckUser is installed.
Which versions are affected?
Compare what you have installed with Wikimedia Foundation CheckUser 7cedd58781d261f110651b6af4f41d2d11ae7309 <* 7cedd58781d261f110651b6af4f41d2d11ae7309 <*. Compare the installed version with the linked vendor advisory before you change production.
What should an analyst verify?
No weakness class is stored. EPSS 0.37%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.
Code
The project this record applies to. Exploit listings stay in References.
No public source repository is identified for this product.
Timeline
Detection, updates, and resolution for this record.
Feb 3, 2026 · EUVD
Detected
Vulnerability in Wikimedia Foundation CheckUser. This vulnerability is associated with program files src/Services/CheckUserUserInfoCardService.Php. This issue affects CheckUser: from 7cedd58781d261f110651b6af4f41d2d11ae7309.
Mar 3, 2026 · EUVD
Updated
Vulnerability in Wikimedia Foundation CheckUser. This vulnerability is associated with program files src/Services/CheckUserUserInfoCardService.Php. This issue affects CheckUser: from 7cedd58781d261f110651b6af4f41d2d11ae7309.
Sources
- CVE.orgVulnerability recordCVE-2025-61649
Official CVE identifier
cve.org - FIRST EPSSExploitation probabilityCVE-2025-61649
30-day exploitation probability 0.37%
first.org - EUVDVulnerability recordEUVD-2025-206641
Vulnerability in Wikimedia Foundation CheckUser. This vulnerability is associated with program files src/Services/CheckUserUserInfoCardService.Php. This issue affects CheckUser: from 7cedd58781d261f110651b6af4f41d2d11ae7309.
euvd.enisa.europa.eu
References
Freshness
Last verified in this catalog Nov 6, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.
- FIRST EPSSNov 6, 2026
- CVE.orgNov 4, 2026
- EUVDNov 2, 2026