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AlmaLinux 8 : perl-CGI (ALSA-2026:99849)

critical Nessus Plugin ID 380221

Synopsis

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

Description

The remote AlmaLinux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the ALSA-2026:99849 advisory.

 * perl-cgi: perl-cgi: Denial of Service via unenforced request and upload limits (CVE-2026-120650)
 * perl-cgi: perl-cgi: arbitrary file write via unsanitized upload filenames (CVE-2026-120641)
 * perl-cgi: perl-cgi: Security feature bypass via untainted request parameters (CVE-2026-120642)

Tenable has extracted the preceding description block directly from the AlmaLinux 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 perl-CGI package.

See Also

https://access.redhat.com/errata/RHSA-2026:99849

https://errata.almalinux.org/8/ALSA-2026-99849.html

Plugin Details

Severity: Critical

ID: 380221

File Name: alma_linux_ALSA-2026-99849.nasl

Version: 1.1

Type: Local

Published: 11/13/2026

Updated: 11/13/2026

Supported Sensors: Continuous Assessment, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.9

Percentile: 58.6

CVSS v2

Risk Factor: High

Base Score: 9.4

Temporal Score: 7

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

CVSS Score Source: CVE-2026-120642

CVSS v3

Risk Factor: Critical

Base Score: 9.1

Temporal Score: 7.9

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

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

Vulnerability Information

CPE: cpe:/o:alma:linux:8, cpe:/o:alma:linux:8::appstream, cpe:/o:alma:linux:8::baseos, cpe:/o:alma:linux:8::highavailability, cpe:/o:alma:linux:8::nfv, cpe:/o:alma:linux:8::powertools, cpe:/o:alma:linux:8::realtime, cpe:/o:alma:linux:8::resilientstorage, cpe:/o:alma:linux:8::sap, cpe:/o:alma:linux:8::sap_hana, cpe:/o:alma:linux:8::supplementary, p-cpe:/a:alma:linux:perl-cgi

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

Exploit Ease: No known exploits are available

Patch Publication Date: 11/12/2026

Vulnerability Publication Date: 11/3/2026

Reference Information

CVE: CVE-2026-120641, CVE-2026-120642, CVE-2026-120650

CWE: 22, 501, 770

RHSA: 2026:99849