MediaWiki 1.2x before 1.22.15, 1.23.x before 1.23.8, and 1.24.x before 1.24.1 allows remote attackers to bypass CORS restrictions in $wgCrossSiteAJAXdomains via a domain that has a partial match to an allowed origin, as demonstrated by "http://en.wikipedia.org.evilsite.example/."
Published Jan 16, 2015
5.0
MEDIUMCVSS 2.0
EPSS 2.23%
Description
MediaWiki 1.2x before 1.22.15, 1.23.x before 1.23.8, and 1.24.x before 1.24.1 allows remote attackers to bypass CORS restrictions in $wgCrossSiteAJAXdomains via a domain that has a partial match to an allowed origin, as demonstrated by "http://en.wikipedia.org.evilsite.example/."
Affected products
No data.
- ≤ 1.19.22
- 1.20
- 1.20.1
- 1.20.2
- 1.20.3
- 1.20.4
- 1.20.5
- 1.20.6
- 1.20.7
- 1.20.8
- 1.21
- 1.21.1
- 1.21.2
- 1.21.3
- 1.21.4
- 1.21.5
- 1.21.6
- 1.21.7
- 1.21.8
- 1.21.9
- 1.21.10
- 1.21.11
- 1.22.0
- 1.22.1
- 1.22.2
- 1.22.3
- 1.22.4
- 1.22.5
- 1.22.6
- 1.22.7
- 1.22.8
- 1.22.9
- 1.22.10
- 1.22.11
- 1.22.12
- 1.22.13
- 1.22.14
- 1.23.0
- 1.23.1
- 1.23.2
- 1.23.3
- 1.23.4
- 1.23.5
- 1.23.6
- 1.23.7
- 1.24.0
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
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.
AV:N/AC:L/Au:N/C:N/I:P/A:N
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
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 | 2.23% (0.02233) | 82.15th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.23% (0.02233) | 80.41th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.83% (0.00832) | 72.95th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.72% (0.00722) | 81.27th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.72% (0.00722) | 80.01th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.72% (0.00722) | 77.59th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.21% (0.01213) | 66.61th | v2 (v2022.01.01) |
| Feb 17, 2023 | 1.21% (0.01213) | 66.22th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.21% (0.01213) | 64.21th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.21% (0.01213) | 40.54th | v2 (v2022.01.01) |
References (5)
- http://www.mandriva.com/security/advisories?name=MDVSA-2015:006 vendor-advisoryx_refsource_MANDRIVA
- http://www.openwall.com/lists/oss-security/2014/12/21/2 mailing-listx_refsource_MLIST
- http://www.openwall.com/lists/oss-security/2015/01/03/13 mailing-listx_refsource_MLIST
- https://lists.wikimedia.org/pipermail/mediawiki-announce/2014-December/000173.html mailing-listx_refsource_MLISTVendor Advisory
- https://phabricator.wikimedia.org/T77028 x_refsource_CONFIRMExploit
| Link | Providers | Tags |
|---|---|---|
| http://www.mandriva.com/security/advisories?name=MDVSA-2015:006 | vendor-advisoryx_refsource_MANDRIVA | |
| http://www.openwall.com/lists/oss-security/2014/12/21/2 | mailing-listx_refsource_MLIST | |
| http://www.openwall.com/lists/oss-security/2015/01/03/13 | mailing-listx_refsource_MLIST | |
| https://lists.wikimedia.org/pipermail/mediawiki-announce/2014-December/000173.html | mailing-listx_refsource_MLISTVendor Advisory | |
| https://phabricator.wikimedia.org/T77028 | x_refsource_CONFIRMExploit |
Change history (0)
No recorded changes yet.