CVE-2026-2967 is a security vulnerability in Cesanta Mongoose up to version 7.20, specifically within the getpeer function of the /src/net_builtin.c file's TCP Sequence Number Handler component. This flaw allows for improper verification of a communication channel's source. The vulnerability has a low CVSS score of 3.7, indicating a remote attack vector with high complexity and difficult exploitability, potentially leading to a low impact on availability. While publicly disclosed, there is no evidence of active exploitation, and it lacks community discussion or media coverage, suggesting limited current threat activity.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 7.20CPE matchmatch criteria | cpe:2.3:a:cesanta:mongoose:*:*:*:*:*:*:*:* |
CVSS version used by this source: 4.0
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/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 0.3 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.