PT-2026-38664 · Totolink · X5000R

Kiciot · Published 2026-05-08 · Updated 2026-05-09 · CVE-2026-8137

Positive Technologies (AI Summary)

CVSS v2.0

9.0

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Totolink X5000R version 9.1.0u.6369 B20230113

Description A buffer overflow occurs in the sub 458E40() function within the '/boafrm/formDdns' file. This issue is triggered by the manipulation of the submit-url argument, allowing for remote exploitation.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Buffer Overflow

Weakness Enumeration

CWE-119

CWE-120

Related Identifiers

CVE-2026-8137

Affected Products

X5000R

References · 8

• 🔥 https://github.com/Kiciot/cve/issues/4 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-8137 · Security Note
• https://vuldb.com/submit/808863 · Note
• https://twitter.com/CVEnew/status/2053174699673203176 · Twitter Post
• https://vuldb.com/vuln/361926 · Note
• https://totolink.net · Note
• https://twitter.com/VulmonFeeds/status/2052691509481267594 · Twitter Post
• https://vuldb.com/vuln/361926/cti · Note