PT-2026-29883 · Oneuptime · Oneuptime

N0Rv-Tvt · Published 2026-04-02 · Updated 2026-04-14 · CVE-2026-35053

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions OneUptime versions prior to 10.0.42

Description The OneUptime platform's Worker service ManualAPI exposes workflow execution endpoints without authentication. Specifically, the GET and POST endpoints /workflow/manual/run/:workflowId are vulnerable. An attacker who can obtain or guess a workflow ID can trigger arbitrary workflow execution with attacker-controlled input data. This can lead to JavaScript code execution, notification abuse, and data manipulation.

Recommendations Update to version 10.0.42 or later.

Fix

Missing Authentication

Weakness Enumeration

CWE-306

Related Identifiers

CVE-2026-35053

Affected Products

Oneuptime

References · 6

• https://github.com/OneUptime/oneuptime/security/advisories/GHSA-6c3w-7xg4-4cf7 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-35053 · Security Note
• https://github.com/OneUptime/oneuptime/releases/tag/10.0.42 · Note
• https://twitter.com/CVEnew/status/2040128778043584999 · Twitter Post
• https://twitter.com/giuseppe_1337/status/2043856121287352426 · Twitter Post
• https://twitter.com/0dayPublishing/status/2039786058146107744 · Twitter Post