CVE-2026-8137HIGH 8.8EPSS p36.5%

CVE-2026-8137CVE-2026-8137

Description

A vulnerability has been found in Totolink X5000R 9.1.0u.6369_B20230113. This vulnerability affects the function sub_458E40 of the file /boafrm/formDdns. The manipulation of the argument submit-url leads to buffer overflow. Remote exploitation of the attack is possible. The exploit has been disclosed to the public and may be used.

Scoring

CVSS 3.18.8 (HIGH)
VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS0.46% probability of exploitation · percentile 36.5% · 2026-06-19T12:03:05Z
Published2026-05-08
Last modified2026-05-08

Underlying weaknesses· 2

CWE-119CWE-120

References

  1. https://github.com/Kiciot/cve/issues/4
  2. https://vuldb.com/submit/808863
  3. https://vuldb.com/vuln/361926
  4. https://vuldb.com/vuln/361926/cti
  5. https://www.totolink.net/

2

TypeTargetConfidenceTier
WeaknessImproper Restriction of Operations within the Bounds of a Memory Buffercwe-1190%live
WeaknessBuffer Copy without Checking Size of Input ('Classic Buffer Overflow')cwe-1200%live

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Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.