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AlmaLinux 9 : fence-agents (ALSA-2026:26206)

high Nessus Plugin ID 324827

Synopsis

The remote AlmaLinux host is missing a security update.

Description

The remote AlmaLinux 9 host has packages installed that are affected by a vulnerability as referenced in the ALSA-2026:26206 advisory.

 * python-pyjwt: PyJWT: Authentication bypass due to forged JSON Web Tokens (CVE-2026-48526)

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

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

Solution

Update the affected packages.

See Also

https://access.redhat.com/errata/RHSA-2026:26206

https://errata.almalinux.org/9/ALSA-2026-26206.html

Plugin Details

Severity: High

ID: 324827

File Name: alma_linux_ALSA-2026-26206.nasl

Version: 1.1

Type: Local

Published: 7/2/2026

Updated: 7/2/2026

Supported Sensors: Nessus Agent, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.3

Percentile: 53.61

CVSS v2

Risk Factor: High

Base Score: 7.1

Temporal Score: 5.6

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

CVSS Score Source: CVE-2026-48526

CVSS v3

Risk Factor: High

Base Score: 7.4

Temporal Score: 6.7

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

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

Vulnerability Information

CPE: p-cpe:/a:alma:linux:fence-agents-ipdu, p-cpe:/a:alma:linux:fence-agents-zvm, p-cpe:/a:alma:linux:fence-agents-intelmodular, cpe:/o:alma:linux:9::appstream, p-cpe:/a:alma:linux:fence-agents-rsb, p-cpe:/a:alma:linux:fence-virtd-tcp, p-cpe:/a:alma:linux:fence-agents-vmware-soap, p-cpe:/a:alma:linux:fence-agents-eps, p-cpe:/a:alma:linux:fence-agents-heuristics-ping, p-cpe:/a:alma:linux:fence-agents-ibm-powervs, p-cpe:/a:alma:linux:fence-agents-apc-snmp, p-cpe:/a:alma:linux:fence-agents-ibmblade, p-cpe:/a:alma:linux:fence-agents-apc, p-cpe:/a:alma:linux:fence-agents-kdump, p-cpe:/a:alma:linux:fence-virtd, p-cpe:/a:alma:linux:fence-virtd-cpg, p-cpe:/a:alma:linux:fence-agents-all, p-cpe:/a:alma:linux:fence-agents-aws, p-cpe:/a:alma:linux:fence-virt, p-cpe:/a:alma:linux:fence-agents-vmware-rest, p-cpe:/a:alma:linux:fence-agents-brocade, p-cpe:/a:alma:linux:ha-cloud-support, p-cpe:/a:alma:linux:fence-agents-rsa, p-cpe:/a:alma:linux:fence-agents-ibm-vpc, p-cpe:/a:alma:linux:fence-agents-amt-ws, cpe:/o:alma:linux:9::supplementary, p-cpe:/a:alma:linux:fence-agents-cisco-ucs, p-cpe:/a:alma:linux:fence-agents-nutanix-ahv, p-cpe:/a:alma:linux:fence-agents-gce, p-cpe:/a:alma:linux:fence-agents-ilo-mp, p-cpe:/a:alma:linux:fence-agents-aliyun, p-cpe:/a:alma:linux:fence-agents-common, p-cpe:/a:alma:linux:fence-agents-virsh, p-cpe:/a:alma:linux:fence-agents-rhevm, p-cpe:/a:alma:linux:fence-agents-drac5, p-cpe:/a:alma:linux:fence-agents-ifmib, cpe:/o:alma:linux:9::baseos, p-cpe:/a:alma:linux:fence-agents-redfish, p-cpe:/a:alma:linux:fence-virtd-libvirt, cpe:/o:alma:linux:9::sap, p-cpe:/a:alma:linux:fence-virtd-multicast, p-cpe:/a:alma:linux:fence-agents-azure-arm, p-cpe:/a:alma:linux:fence-agents-bladecenter, p-cpe:/a:alma:linux:fence-agents-emerson, p-cpe:/a:alma:linux:fence-agents-kubevirt, cpe:/o:alma:linux:9::crb, p-cpe:/a:alma:linux:fence-agents-sbd, p-cpe:/a:alma:linux:fence-agents-scsi, p-cpe:/a:alma:linux:fence-agents-eaton-snmp, cpe:/o:alma:linux:9::realtime, p-cpe:/a:alma:linux:fence-agents-hpblade, cpe:/o:alma:linux:9, p-cpe:/a:alma:linux:fence-agents-ilo-ssh, p-cpe:/a:alma:linux:fence-agents-ilo2, p-cpe:/a:alma:linux:fence-agents-wti, p-cpe:/a:alma:linux:fence-agents-ilo-moonshot, p-cpe:/a:alma:linux:fence-agents-cisco-mds, cpe:/o:alma:linux:9::nfv, p-cpe:/a:alma:linux:fence-agents-compute, p-cpe:/a:alma:linux:fence-agents-openstack, cpe:/o:alma:linux:9::highavailability, p-cpe:/a:alma:linux:fence-agents-mpath, p-cpe:/a:alma:linux:fence-virtd-serial, cpe:/o:alma:linux:9::resilientstorage, p-cpe:/a:alma:linux:fence-agents-ipmilan, cpe:/o:alma:linux:9::sap_hana, p-cpe:/a:alma:linux:fence-agents-lpar

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 6/16/2026

Vulnerability Publication Date: 5/28/2026

Reference Information

CVE: CVE-2026-48526

CWE: 347

RHSA: 2026:26206