July 27, 2026

CVE Watchtower


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CVE-2025-5688NVD

Vulnerability Summary

We have identified a buffer overflow issue allowing out-of-bounds write when processing LLMNR or mDNS queries with very long DNS names. This issue only affects systems using Buffer Allocation Scheme 1 with LLMNR or mDNS enabled.


Users should upgrade to the latest version and ensure any forked or derivative code is patched to incorporate the new fixes.
Severity Level
HIGH(7.5)
Published Date
Jun 4, 2025
Last Modified
Jun 5, 2025
Exploitation Status
No confirmed exploitation yet
EPSS Score (30-Day)
Data Pending
Root Weakness (CWE)
CWE-787: Unknown/Unlisted Weakness ↗
Refer to the official MITRE database for detailed architectural specifications regarding this weakness.
CVSS v4.0 Base Metrics
Attack VectorLocal
Attack ComplexityLow
Privileges RequiredNone
User InteractionNone

External References