Vulnerability details
CVE-2026-34758
OneUptime oneuptime
OneUptime: Missing Authentication on Notification Endpoints
CVSS 3.1
9.1Critical
Official description
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 scores
| Score | Version | Source | Vector |
|---|---|---|---|
| 9.1Critical | 3.1 | CVEProject cvelistV5 (CNA) (GitHub_M) | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N |
Affected products
| Vendor | Product | Versions | Source |
|---|---|---|---|
| OneUptime | oneuptime | < 10.0.42 | CVEProject cvelistV5 (CNA) |
References and advisories
3- https://github.com/OneUptime/oneuptime/commit/9adbd04538714740506708d6fa610e433be4d2a4 x_refsource_MISC
- https://github.com/OneUptime/oneuptime/releases/tag/10.0.42 x_refsource_MISC
- https://github.com/OneUptime/oneuptime/security/advisories/GHSA-q253-6wcm-h8hp x_refsource_CONFIRM
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Details
- Published
- 2026-04-02
- Last updated
- 2026-04-03
- State
- Published
- Assigner (CNA)
- GitHub_M
Exploit prediction (EPSS)
0.35%
Probability of exploitation in 30 days
29.2%
Percentile (among all CVEs)
SSVC assessment (CISA)
- Automatable
- Yes
- Exploitation
- Proof of concept
- Technical impact
- Total
Weaknesses (CWE)
- CWE-306Missing Authentication for Critical Function