CVE-2026-51540
the affected product
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).
- CVSS
- 9.8
- EPSS
- 0.38% 30.6% percentile
- CISA KEV
- Not listed
- Published
- 2026.07.14