CVE-2026-34758

OneUptime is an open-source monitoring and observability platform. Prior to version 10.0.42, unauthenticated access to Notification test and Phone Number management endpoints allows SMS/Call/Email/WhatsApp abuse and phone number purchase. This issue has been patched in version 10.0.42.

CVSS 3.1

9.1CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

EPSS

0.3% chance of exploitation in the next 30 days; higher than 28% of CVEs (scores of 2026-10-25)

CWE

CWE-306

Published

2026-04-02

Modified

2026-10-06

Record from

the NVD, synced 2026-10-19

Affected

• hackerbay:oneuptime

References

• https://github.com/OneUptime/oneuptime/commit/9adbd04538714740506708d6fa610e433be4d2a4
• https://github.com/OneUptime/oneuptime/releases/tag/10.0.42
• https://github.com/OneUptime/oneuptime/security/advisories/GHSA-q253-6wcm-h8hp
• https://github.com/OneUptime/oneuptime/security/advisories/GHSA-q253-6wcm-h8hp

Check your stackJSON