CVE-2021-42940 is a critical Cross-Site Scripting (XSS) vulnerability in Projeqtor 9.3.1, specifically within the /projeqtor/tool/saveAttachment.php component. An authenticated attacker can exploit this by uploading a specially crafted SVG file containing malicious JavaScript code. With a CVSS score of 9.9, this vulnerability poses a high risk, allowing for significant impact on confidentiality, integrity, and availability without user interaction. Despite its severity, there is currently no public exploit code available, nor is there evidence of active exploitation or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 9.3.1CPE matchmatch criteria | cpe:2.3:a:projeqtor:projeqtor:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 1.0 Bluesky, 0.5 Mastodon, and 1.6 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.