CVE-2026-0840HIGH 8.8EPSS p88.3%

CVE-2026-0840CVE-2026-0840

Description

A security vulnerability has been detected in UTT 进取 520W 1.7.7-180627. Affected by this vulnerability is the function strcpy of the file /goform/formConfigNoticeConfig. The manipulation of the argument timestart leads to buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

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
EPSS3.71% probability of exploitation · percentile 88.3% · 2026-06-19T12:03:05Z
Published2026-01-11
Last modified2026-01-13

Underlying weaknesses· 2

CWE-119CWE-120

References

  1. https://github.com/GUOTINGTING2297/cve/blob/main/1234/30.md
  2. https://vuldb.com/?ctiid.340440
  3. https://vuldb.com/?id.340440
  4. https://vuldb.com/?submit.729029

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

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