Ghostwire

CVE-2026-39315: Unhead has a hasDangerousProtocol() bypass via leading-zero padded HTML entities in useHeadSafe()

MEDIUM CVSS 5.0 EPSS 0.05% Exploit Available 2 PoC

Published: April 9, 2026 | Last Modified: April 11, 2026

Description

Unhead has a hasDangerousProtocol() bypass via leading-zero padded HTML entities in useHeadSafe()

Ghostwire Analysis — What This Means Practically

Exploitation Probability (EPSS): Low — 0.05% (15th percentile)

Low exploitation probability based on current threat landscape data. Standard patching timeline is appropriate.

This analysis is generated by Ghostwire from NVD, CISA KEV, EPSS, and open-source intelligence data. Verify findings through primary sources before acting.

Proof-of-Concept Exploits (2)

Security Coverage (1 articles)

References