CVE-2026-2876 is a stack-based buffer overflow vulnerability affecting Tenda A18 15.13.07.13, specifically within the parse_macfilter_rule function of the /goform/setBlackRule file. This flaw can be triggered by manipulating the deviceList argument. With a CVSS score of 8.8 (HIGH), this vulnerability is remotely exploitable with low attack complexity and can lead to high impact on confidentiality, integrity, and availability. While the exploit has been publicly disclosed, there is currently no evidence of active exploitation, nor is it listed in the CISA KEV catalog. Community discussion and media coverage are minimal.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
15.13.07.13CPE matchmatch criteria | cpe:2.3:o:tenda:a18_firmware:15.13.07.13:*:*:*:*:*:*:* |
CVSS version used by this source: 4.0
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/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, 0.3 Bluesky, 0.1 Mastodon, and 0.2 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.