Detections
Analytics
openSUSE 16 Security Update : python-joserfc (openSUSE-SU-2026:21263-1)
high Nessus Plugin ID 326067
Synopsis
The remote openSUSE host is missing a security update.Description
The remote openSUSE 16 host has a package installed that is affected by a vulnerability as referenced in the openSUSE- SU-2026:21263-1 advisory.Changes in python-joserfc:
- CVE-2026-49852: HS256/HS384/HS512 verify accepts empty/nil HMAC key (bsc#1270234)
Tenable has extracted the preceding description block directly from the SUSE 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 python313-joserfc package.See Also
Plugin Details
Severity: High
ID: 326067
File Name: openSUSE-2026-21263-1.nasl
Version: 1.1
Type: Local
Agent: unix
Family: SuSE Local Security Checks
Published: 7/10/2026
Updated: 7/10/2026
Supported Sensors: Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Tenable Cloud Security, Tenable Self-Hosted Container Security, Nessus
Risk Information
VPR
Risk Factor: Medium
Score: 4.3
Percentile: 53.65
CVSS v2
Risk Factor: Medium
Base Score: 6.4
Temporal Score: 4.7
Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:N
CVSS Score Source: CVE-2026-49852
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
CVSS v4
Risk Factor: High
Base Score: 8.7
Threat Score: 6.6
Threat Vector: CVSS:4.0/E:U
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N
Vulnerability Information
CPE: cpe:/o:novell:opensuse:16.0, p-cpe:/a:novell:opensuse:python313-joserfc
Required KB Items: Host/local_checks_enabled, Host/cpu, Host/SuSE/release, Host/SuSE/rpm-list
Exploit Ease: No known exploits are available
Patch Publication Date: 7/6/2026
Vulnerability Publication Date: 7/2/2026
Reference Information
CVE: CVE-2026-49852