SCA: security update for oneuptime (GHSA-wvh5-6vjm-23qh)

high Tenable Self-Hosted Container Security Plugin ID 438806

Description

There are packages installed that are affected by a vulnerability referenced in the following CVE:

- OneUptime is a solution for monitoring and managing online services. Prior to 10.0.23, the Markdown viewer
component renders Mermaid diagrams with securityLevel: "loose" and injects the SVG output via innerHTML.
This configuration explicitly allows interactive event bindings in Mermaid diagrams, enabling XSS through
Mermaid's click directive which can execute arbitrary JavaScript. Any field that renders markdown
(incident descriptions, status page announcements, monitor notes) is vulnerable. This vulnerability is
fixed in 10.0.23. (CVE-2026-32308)

Solution

Update the oneuptime library and its related packages to version 10.0.23 or later.

See Also

https://github.com/advisories/GHSA-wvh5-6vjm-23qh

Plugin Details

Severity: High

ID: 438806

Version: Revision 1.7

Type: Local

Family: SCA Checks

Published: 3/14/2026

Updated: 7/2/2026

Supported Sensors: Tenable Cloud Security, Tenable Self-Hosted Container Security

Risk Information

VPR

Risk Factor: Low

Score: 3.9

Percentile: 52.77

Vendor

Vendor Severity: High

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.9

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

CVSS Score Source: CVE-2026-32308

CVSS v3

Risk Factor: High

Base Score: 7.6

Temporal Score: 6.8

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

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

Vulnerability Information

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 3/13/2026

Vulnerability Publication Date: 3/12/2026

Reference Information

CVE: CVE-2026-32308

cwe: CWE-79