CVE-2026-2876

CWE-119 — Buffer OverflowCWE-121 — Stack-based Buffer Overflow3 documents3 sources
Severity
7.4HIGH
EPSS
0.1%
top 75.03%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Tenda A18Tenda A18 Firmware
Timeline
PublishedFeb 21

Description

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 vector

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

Affected Packages2 packages

▶CVEListV5tenda/a1815.13.07.13
▶NVDtenda/a18_firmware15.13.07.13

🔴Vulnerability Details

2
GHSA
GHSA-pg46-g938-p94j: A vulnerability was determined in Tenda A18 15↗2026-02-21
▶
CVEList
Tenda A18 setBlackRule parse_macfilter_rule stack-based overflow↗2026-02-21
▶