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Fedora 42 : curl (2026-907bbf2a13)

medium Nessus Plugin ID 307482

Synopsis

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

Description

The remote Fedora 42 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-907bbf2a13 advisory.

 - fix bad reuse of HTTP Negotiate connection (CVE-2026-1965)
 - fix token leak with redirect and netrc (CVE-2026-3783)
 - fix wrong proxy connection reuse with credentials (CVE-2026-3784)
 - fix use after free in SMB connection reuse (CVE-2026-3805)

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 curl package.

See Also

https://bodhi.fedoraproject.org/updates/FEDORA-2026-907bbf2a13

Plugin Details

Severity: Medium

ID: 307482

File Name: fedora_2026-907bbf2a13.nasl

Version: 1.1

Type: Local

Agent: unix

Published: 4/19/2026

Updated: 4/19/2026

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5.3

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

CVSS Score Source: CVE-2026-1965

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.9

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

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

CVSS Score Source: CVE-2026-3784

Vulnerability Information

CPE: p-cpe:/a:fedoraproject:fedora:curl, cpe:/o:fedoraproject:fedora:42

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: 4/14/2026

Vulnerability Publication Date: 3/11/2026

Reference Information

CVE: CVE-2026-1965, CVE-2026-3783, CVE-2026-3784, CVE-2026-3805

FEDORA: 2026-907bbf2a13

IAVA: 2026-A-0237