← back
CVE-2026-2876

Tenda A18 setBlackRule parse_macfilter_rule stack-based overflow

CVSS 8.7 HIGHEPSS 0.5%CWE-119CWE-121
Vexday Risk Score
21Low
SSVC decision (CISA)
Track
No exploitation signal → monitor
CVSS 8.7EPSS 0.5%KEV nãoPoC —Nuclei —Metasploit —Patch —
Lifecycle
21 Feb 2026Published on NVD
Recommendation: Monitor — no exploitation signal at the moment.
A vulnerability was determined in Tenda A18 15.13.07.13. This affects the function parse_macfilter_rule of the file /goform/setBlackRule. This manipulation of the argument deviceList causes stack-based buffer overflow. The attack may be initiated remotely. The exploit has been publicly disclosed and may be utilized.
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
Affected products
Tenda · A18

Want to know if your infrastructure is exposed to this?

Talk to TrueHacking →
References
https://github.com/master-abc/cve/issues/38https://vuldb.com/?ctiid.347114https://vuldb.com/?id.347114https://vuldb.com/?submit.754675https://www.tenda.com.cn/