CVE-2021-39497 is a critical server-side request forgery (SSRF) vulnerability affecting eyoucms version 1.5.4. It stems from a lack of input sanitization in the saveRemote() function, allowing an unauthenticated attacker to inject a URL and trigger a blind SSRF. With a CVSS score of 9.8 (CRITICAL), this vulnerability is easily exploitable over the network with no user interaction, leading to high impact on confidentiality, integrity, and availability. While there are no known public exploits in Metasploit or ExploitDB, the vulnerability has garnered significant community discussion, with 10 mentions, indicating potential interest in developing exploits.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
1.5.4CPE matchmatch criteria | cpe:2.3:a:eyoucms:eyoucms:1.5.4:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 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.