CVE-2026-116508
TOTOLINK A950RG Device-Information CGI infostat.cgi sub_402340 stack-based overflow
TOTOLINK A950RGNetwork & edge
CVSS
10.0CriticalExploitationNo known exploitationNot in CISA KEV, which does not prove it is unexploitedCISA KEV
Exploit odds (EPSS)No scoreNo FIRST EPSS score in this snapshot yet
Fixed inNone listedNo source names a fixed version. Check the vendor advisory below
What fixes it
No source in this snapshot names a fixed version. The vendor advisories under References are the place to check.
Reports 3
1 outlet mention it. Reports are not confirmation; each links to its source.
- @threatroundup.bsky.social: New critical vulnerability in TOTOLINK A950RG: CVE-2026-116508, CVSS 9.3. A security flaw has been discovered in TOTOLINK A950RG 4.1.2cu.5268_B20221104. No public exploit reported Bluesky: CVE posts, 26 Oct 2026
- @aiuto-ch.bsky.social: CVE Radar | CVE-2026-116508 | CVSS 10.0 Critical TOTOLINK A950RG Buffer Overflow CVE-2026-116508 affects TOTOLINK A950RG version 4.1.2cu.5268_B20221104. Full analysis: https://t.meBluesky: CVE posts, 26 Oct 2026
- @stackflag.bsky.social: CVE-2026-116508 - a950rg The router’s web interface has a bug that can be triggered by sending a specially crafted request, causing the device to overflow its memory. An attacker cBluesky: CVE posts, 26 Oct 2026
Description
A security flaw has been discovered in TOTOLINK A950RG 4.1.2cu.5268_B20221104. Affected by this issue is the function sub_402340 of the file infostat.cgi of the component Device-Information CGI. Performing a manipulation of the argument CONTENT_LENGTH results in stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit has been released to the public and may be used for attacks.
Text from CVE List
Affected versions 1
- A950RGaffected: 4.1.2cu.5268_B20221104CVE List