CVE-2015-2941

UnknownEPSS 2.11%

Last modified

CVE-2015-2941 is a vulnerability of currently unknown severity. Cross-site scripting (XSS) vulnerability in MediaWiki before 1.19.24, 1.2x before 1.23.9, and 1.24.x before 1.24.2, when using HHVM, allows remote attackers to inject arbitrary web script or HTML via an invalid parameter in a wddx format request to api.php, which is not properly handled in an error message, related to unsafe calls to wddx_serialize_value.. EPSS estimates a 2.11% chance of exploitation in the next 30 days.

Description

Cross-site scripting (XSS) vulnerability in MediaWiki before 1.19.24, 1.2x before 1.23.9, and 1.24.x before 1.24.2, when using HHVM, allows remote attackers to inject arbitrary web script or HTML via an invalid parameter in a wddx format request to api.php, which is not properly handled in an error message, related to unsafe calls to wddx_serialize_value.

Metrics

EPSS Probability
2.11%

79.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
MediawikiMediawiki<= 1.19.23
MediawikiMediawiki1.20
MediawikiMediawiki1.20.1
MediawikiMediawiki1.20.2
MediawikiMediawiki1.20.3
MediawikiMediawiki1.20.4
MediawikiMediawiki1.20.5
MediawikiMediawiki1.20.6
MediawikiMediawiki1.20.7
MediawikiMediawiki1.20.8
MediawikiMediawiki1.21
MediawikiMediawiki1.21.1
MediawikiMediawiki1.21.2
MediawikiMediawiki1.21.3
MediawikiMediawiki1.21.4
MediawikiMediawiki1.21.5
MediawikiMediawiki1.21.6
MediawikiMediawiki1.21.7
MediawikiMediawiki1.21.8
MediawikiMediawiki1.21.9
MediawikiMediawiki1.21.10
MediawikiMediawiki1.21.11
MediawikiMediawiki1.22.0
MediawikiMediawiki1.22.1
MediawikiMediawiki1.22.2
MediawikiMediawiki1.22.3
MediawikiMediawiki1.22.4
MediawikiMediawiki1.22.5
MediawikiMediawiki1.22.6
MediawikiMediawiki1.22.7
MediawikiMediawiki1.22.8
MediawikiMediawiki1.22.9
MediawikiMediawiki1.22.10
MediawikiMediawiki1.22.11
MediawikiMediawiki1.22.12
MediawikiMediawiki1.22.13
MediawikiMediawiki1.22.14
MediawikiMediawiki1.22.15
MediawikiMediawiki1.23.0
MediawikiMediawiki1.23.1
MediawikiMediawiki1.23.2
MediawikiMediawiki1.23.3
MediawikiMediawiki1.23.4
MediawikiMediawiki1.23.5
MediawikiMediawiki1.23.6
MediawikiMediawiki1.23.7
MediawikiMediawiki1.23.8
MediawikiMediawiki1.24.0
MediawikiMediawiki1.24.1

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2015-2941?
Cross-site scripting (XSS) vulnerability in MediaWiki before 1.19.24, 1.2x before 1.23.9, and 1.24.x before 1.24.2, when using HHVM, allows remote attackers to inject arbitrary web script or HTML via an invalid parameter in a wddx format request to api.php, which is not properly handled in an error message, related to unsafe calls to wddx_serialize_value.
How severe is CVE-2015-2941?
Severity scoring for CVE-2015-2941 is pending analysis. The EPSS model estimates a 2.11% probability of exploitation in the next 30 days.
How do I fix CVE-2015-2941?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2015-2941?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST