CVE-2025-7912HIGH 8.8EPSS p56.3%

CVE-2025-7912CVE-2025-7912

Description

A vulnerability, which was classified as critical, has been found in TOTOLINK T6 4.1.5cu.748_B20211015. This issue affects the function recvSlaveUpgstatus of the component MQTT Service. The manipulation of the argument s leads to buffer overflow. The attack may be initiated remotely. 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
EPSS0.94% probability of exploitation · percentile 56.3% · 2026-06-19T12:03:05Z
Published2025-07-20
Last modified2025-07-23

Underlying weaknesses· 2

CWE-119CWE-120

References

  1. https://github.com/AnduinBrian/Public/blob/main/Totolink%20T6/Vuln/6.md
  2. https://github.com/AnduinBrian/Public/blob/main/Totolink%20T6/Vuln/6.md#poc
  3. https://vuldb.com/?ctiid.317027
  4. https://vuldb.com/?id.317027
  5. https://vuldb.com/?submit.618655
  6. 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

Related by meaning· 6

Nearest entities by semantic similarity across the cs-graph corpus.

CVE
CVE-2025-7913
CVE
CVE-2025-7837
CVE
CVE-2025-8170
CVE
CVE-2025-7952
CVE
CVE-2025-9779
CVE
CVE-2025-7758
Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.