CVE-2015-2937 is a denial-of-service vulnerability affecting MediaWiki versions before 1.19.24, 1.2x before 1.23.9, and 1.24.x before 1.24.2 when running on HHVM or Zend PHP. Attackers can exploit this by submitting a specially crafted XML file with long entity replacement text and numerous entity references, leading to excessive memory consumption and a "quadratic blowup" that causes a denial of service. With a CVSS score of 7.1 (High), this vulnerability is network-exploitable with medium attack complexity and results in a complete loss of availability. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 1.19.23CPE matchmatch criteria | cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:* | ||
1.20CPE matchmatch criteria | cpe:2.3:a:mediawiki:mediawiki:1.20:*:*:*:*:*:*:* | ||
1.20.1CPE matchmatch criteria | cpe:2.3:a:mediawiki:mediawiki:1.20.1:*:*:*:*:*:*:* | ||
1.20.2CPE matchmatch criteria | cpe:2.3:a:mediawiki:mediawiki:1.20.2:*:*:*:*:*:*:* | ||
1.20.3CPE matchmatch criteria | cpe:2.3:a:mediawiki:mediawiki:1.20.3:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:M/Au:N/C:N/I:N/A:C
No social media mentions found for this CVE.
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.