Question 1

What is CVE-2026-51540 — CVE-2026-51540?

Accepted Answer

OpENer 2.3.0 (master branch up to commit 76b95cf) is vulnerable to a severe memory corruption issue caused by an integer underflow in the processing of connected explicit messages (SendUnitData).

Question 2

What is the authoritative source for CVE-2026-51540?

Accepted Answer

CVE-2026-51540 (CVE-2026-51540) is catalogued in NVD + CISA KEV + FIRST EPSS and curated for EU compliance use cases by SQUR.

CVE-2026-51540CVE-2026-51540

Description

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