CVE-2021-44912 is a stored Cross-Site Scripting (XSS) vulnerability affecting XpressEngine versions up to 1.116, stemming from insufficient file type restrictions during button uploads. An authenticated attacker can upload HTML files, leading to XSS, and potentially PHP files for remote code execution if .htaccess configurations are misconfigured (e.g., in versions prior to 1.11.2). With a CVSS score of 5.4 (Medium), this vulnerability requires user interaction and network access, but has a low attack complexity. There is no evidence of active exploitation, public exploit code, or significant community discussion, indicating a low current threat level.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 1.11.6CPE matchmatch criteria | cpe:2.3:a:xpressengine:xpressengine:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.