PT-2026-35521 · Totolink · A8000Ru

Ltzhuster2 · Published 2026-04-27 · Updated 2026-04-27 · CVE-2026-7153

Positive Technologies (AI Summary)

CVSS v2.0

10

Critical

Base vector

AV:N/AC:L/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Totolink A8000RU version 7.1cu.643 b20200521

Description A security flaw in the CGI Handler component allows remote attackers to perform OS command injection. This occurs through the manipulation of the sys info argument within the setMiniuiHomeInfoShow() function of the '/cgi-bin/cstecgi.cgi' endpoint.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability. As a temporary workaround, restrict access to the '/cgi-bin/cstecgi.cgi' endpoint or the setMiniuiHomeInfoShow() function to minimize the risk of exploitation.

Exploit

OS Command Injection

Command Injection

Weakness Enumeration

CWE-78

CWE-77

Related Identifiers

CVE-2026-7153

Affected Products

A8000Ru

References · 7

• 🔥 https://github.com/Litengzheng/vuldb_new2/blob/main/A8000RU/vul_317/README.md · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-7153 · Security Note
• https://t.me/CVEtracker/51991 · Telegram Post
• https://totolink.net · Note
• https://vuldb.com/vuln/359752/cti · Note
• https://vuldb.com/submit/801139 · Note
• https://vuldb.com/vuln/359752 · Note