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Fedora 43 : cpp-httplib (2026-e50e41fcea)

high Nessus Plugin ID 294942

Synopsis

The remote Fedora host is missing one or more security updates.

Description

The remote Fedora 43 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-e50e41fcea advisory.

 # Update to 0.30.1

 - [Denial of service (DOS) using zip bomb (CVE-2026-22776)](https://github.com/yhirose/cpp- httplib/security/advisories/GHSA-h934-98h4-j43q)
 - [CRLF injection in http headers (CVE-2026-21428)](https://github.com/yhirose/cpp- httplib/security/advisories/GHSA-wpc6-j37r-jcx7)
 - [Untrusted HTTP Header Handling: X-Forwarded-For/X-Real-IP Trust (CVE-2025-66577)](https://github.com/yhirose/cpp-httplib/security/advisories/GHSA-gfpf-r66f-5mh2)

 https://github.com/yhirose/cpp-httplib/releases/tag/v0.30.1


Tenable has extracted the preceding description block directly from the Fedora security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Update the affected cpp-httplib package.

See Also

https://bodhi.fedoraproject.org/updates/FEDORA-2026-e50e41fcea

Plugin Details

Severity: High

ID: 294942

File Name: fedora_2026-e50e41fcea.nasl

Version: 1.1

Type: local

Agent: unix

Published: 1/22/2026

Updated: 1/22/2026

Supported Sensors: Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.8

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

CVSS Score Source: CVE-2025-66570

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

CVSS v4

Risk Factor: High

Base Score: 8.7

Threat Score: 7.7

Threat Vector: CVSS:4.0/E:P

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

CVSS Score Source: CVE-2026-22776

Vulnerability Information

CPE: p-cpe:/a:fedoraproject:fedora:cpp-httplib, cpe:/o:fedoraproject:fedora:43

Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 1/13/2026

Vulnerability Publication Date: 12/5/2025

Reference Information

CVE: CVE-2025-66570, CVE-2025-66577, CVE-2026-21428, CVE-2026-22776