CVE-2026-34799 is a stored Cross-Site Scripting (XSS) vulnerability affecting Endian Firewall version 3.3.25 and prior. An authenticated attacker can inject arbitrary JavaScript via the 'remark' parameter, which is then executed when other users view the affected page. Rated Medium with a CVSS score of 6.4, this flaw has a network attack vector and low attack complexity, potentially impacting confidentiality and integrity. Exploitation requires low privileges but no user interaction from the victim once the payload is stored. There is currently no evidence of active exploitation, public exploit code, or significant community discussion regarding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 3.3.25CPE matchmatch criteria | cpe:2.3:a:endian:firewall_community:*:*:*:*:*:*:*:* |
CVSS version used by this source: 4.0
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
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 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.