MEDIUM
Cross-site request forgery (CSRF) vulnerability in the CheckUser extension for MediaWiki allows remote attackers to hijack the authentication of certain users for requests that retrieve sensitive user information via unspecified vectors
Published Apr 13, 2015
6.8
MEDIUMCVSS 2.0
EPSS 1.09%
Description
Cross-site request forgery (CSRF) vulnerability in the CheckUser extension for MediaWiki allows remote attackers to hijack the authentication of certain users for requests that retrieve sensitive user information via unspecified vectors.
Affected products
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
6.8 MEDIUM NVD
AV:N/AC:M/Au:N/C:P/I:P/A:P
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
1.09% 0.01095
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.01095
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.09% (0.01095) | 64.30th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.10% (0.01103) | 61.31th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.24% (0.00245) | 45.84th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.31% (0.00313) | 71.06th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.32% (0.00320) | 69.75th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.32% (0.00320) | 65.82th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.32% (0.01319) | 71.27th | v2 (v2022.01.01) |
| Feb 23, 2023 | 1.32% (0.01319) | 71.23th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.32% (0.01319) | 69.22th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.32% (0.01319) | 44.98th | v2 (v2022.01.01) |
Weaknesses (1)
References (7)
- http://www.mandriva.com/security/advisories?name=MDVSA-2015:200 vendor-advisoryx_refsource_MANDRIVA
- http://www.openwall.com/lists/oss-security/2015/04/01/1 mailing-listx_refsource_MLIST
- http://www.openwall.com/lists/oss-security/2015/04/07/3 mailing-listx_refsource_MLIST
- http://www.securityfocus.com/bid/73477 vdb-entryx_refsource_BID
- https://lists.wikimedia.org/pipermail/mediawiki-announce/2015-March/000175.html mailing-listx_refsource_MLISTPatchVendor Advisory
- https://phabricator.wikimedia.org/T85858 x_refsource_CONFIRM
- https://security.gentoo.org/glsa/201510-05 vendor-advisoryx_refsource_GENTOO
| Link | Providers | Tags |
|---|---|---|
| http://www.mandriva.com/security/advisories?name=MDVSA-2015:200 | vendor-advisoryx_refsource_MANDRIVA | |
| http://www.openwall.com/lists/oss-security/2015/04/01/1 | mailing-listx_refsource_MLIST | |
| http://www.openwall.com/lists/oss-security/2015/04/07/3 | mailing-listx_refsource_MLIST | |
| http://www.securityfocus.com/bid/73477 | vdb-entryx_refsource_BID | |
| https://lists.wikimedia.org/pipermail/mediawiki-announce/2015-March/000175.html | mailing-listx_refsource_MLISTPatchVendor Advisory | |
| https://phabricator.wikimedia.org/T85858 | x_refsource_CONFIRM | |
| https://security.gentoo.org/glsa/201510-05 | vendor-advisoryx_refsource_GENTOO |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Apr 13, 2015
Updated Aug 6, 2024
Reserved Apr 7, 2015
Link CVE-2015-2940
CISA Vulnrichment
Updated n/a