CVE-2021-20729 describes a cross-site scripting (XSS) vulnerability affecting pfSense CE (versions 2.5.2 and earlier) and pfSense Plus (versions 21.05 and earlier). This medium-severity vulnerability (CVSS 6.1) allows a remote attacker to inject arbitrary scripts through a malicious URL, requiring user interaction to trigger. While the potential impact involves limited confidentiality and integrity compromise, there is currently no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 21.05CPE matchmatch criteria | cpe:2.3:a:netgate:pfsense_plus:*:*:*:*:*:*:*:* | ||
<= 2.5.2CPE matchmatch criteria | cpe:2.3:a:pfsense:pfsense:*:*:*:*:community:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.