CVE-2020-25813
MEDIUM
5.3
CVSS Score
Published: September 27, 2020 at 08:44 PM UTC
Updated: June 17, 2026 at 03:07 AM UTC
2 products affected across 2 vendorsFedoraMediaWiki
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Severity
MEDIUM5.3
Exploit prediction
EPSS 1%
Description
In MediaWiki before 1.31.10 and 1.32.x through 1.34.x before 1.34.4, Special:UserRights exposes the existence of hidden users.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
95%
v < 1.31.101.32.0 ≤ v < 1.34.4
Affected range stops below 1.31.10, so it looks safe — our inference, not a vendor statement
Affected range stops below 1.34.4, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RTTPZ7XMDS66I442OLLHXBDNP2LCBJU6/
- https://lists.wikimedia.org/pipermail/mediawiki-l/2020-September/048480.html
- https://lists.wikimedia.org/pipermail/mediawiki-l/2020-September/048488.html
- https://meta.wikimedia.org/wiki/Special:UserRights
References (4)
Vendor Advisoryx_refsource_FEDORA
Source: [email protected]
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RTTPZ7XMDS66I442OLLHXBDNP2LCBJU6/x_refsource_CONFIRMMailing ListVendor Advisory
Source: [email protected]
https://lists.wikimedia.org/pipermail/mediawiki-l/2020-September/048480.htmlx_refsource_MISCMailing ListVendor Advisory
Source: [email protected]
https://lists.wikimedia.org/pipermail/mediawiki-l/2020-September/048488.htmlx_refsource_MISCVendor Advisory
Source: [email protected]
https://meta.wikimedia.org/wiki/Special:UserRightsCVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- LOW
- Integrity
- NONE
- Availability
- NONE
Vector?
Quick Info
StatusMODIFIED
CWE
NVD-CWE-noinfo
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