P4Verified

CVE-2026-33143: oneuptime before 10.0.34 (exclusive), < 10.0.34

CVE-2026-33143. CVSS 3.1 base score 7.5 (HIGH, NVD). EPSS 0.00198 (percentile 0.08696), scored 2026-10-05.

Affected technology

oneuptime · before 10.0.34 (exclusive)
hackerbay

oneuptime · < 10.0.34
OneUptime

Component: Not specified by the source

Attack conditions (Vendor/CNA, CVSS 4.0): Network (remote) · No privileges required · No user interaction required

What an attacker can do

Any unauthenticated attacker can send forged webhook payloads that manipulate notification delivery status records, suppress alerts, and corrupt audit trails. Vendor/CNA’s CVSS 4.0 assessment (base score 8.7/10) rates confidentiality and availability impact as none; integrity impact as high.

Published 2026-10-07 11:52:04.520343+00:00

CWE: CWE-345
CCR priority: 30.0 /100 (P4)
CVSS 3.1: 7.5 /10 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N · NVD
EPSS: 0.00198 · percentile 0.08754 · 2026-10-06
KEV: no

Provenance

FIRST EPSS daily exploit-probability · Source record · observed 2026-10-07 11:53:15.413517+00:00 UTC
NVD CVE API 2.0 · Source record · observed 2026-10-07 11:49:32.540646+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2026-33143.html