SB2026011556 - Ubuntu update for cpp-httplib

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Main Vulnerability Database SB2026011556

SB2026011556 - Ubuntu update for cpp-httplib

Published: January 15, 2026

Security Bulletin ID SB2026011556
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Data manipulation

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 vulnerability.


1) Insufficient verification of data authenticity (CVE-ID: CVE-2025-66570)

CWE-ID: CWE-345 - Insufficient Verification of Data Authenticity

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N/E:U/U:Green


The vulnerability allows a remote attacker to bypass implemented security restrictions.

The vulnerability exists due to software trusts data passed via the X-Forwarded-For/X-Real-IP headers and uses this date when writing log entries or appending headers to the request. A remote attacker can modify these headers and poison log files or inject arbitrary HTTP headers into HTTP requests. 


Remediation

Install update from vendor's website.

References