What’s Vulnerable › Vulnerabilities

CVE-2026-67860

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-08-04 · updated 2026-08-31
• Weakness: CWE-122

Description

open62541 1.5.5 contains a heap-based buffer overflow in the default HistoryRead path when the default history database is used with the memory backend.

References

• https://github.com/open62541/open62541/issues/8091
• https://github.com/open62541/open62541/issues/8091

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