CVE-2023-27891
HIGHCVSS 7.5/10EPSS 0.62%
Last modified
CVE-2023-27891 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. rami.io pretix before 4.17.1 allows OAuth application authorization from a logged-out session. The fixed versions are 4.15.1, 4.16.1, and 4.17.1.. EPSS estimates a 0.62% chance of exploitation in the next 30 days.
Description
rami.io pretix before 4.17.1 allows OAuth application authorization from a logged-out session. The fixed versions are 4.15.1, 4.16.1, and 4.17.1.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Rami | Pretix | >= 1.16.0, < 4.15.1 |
| Rami | Pretix | 4.16.0 |
| Rami | Pretix | 4.17.0 |
References
- https://pretix.eu/about/en/blog/20230306-release-4171/Vendor Advisory
- https://pretix.eu/about/en/blog/20230306-release-4171/Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2023-27891?
rami.io pretix before 4.17.1 allows OAuth application authorization from a logged-out session. The fixed versions are 4.15.1, 4.16.1, and 4.17.1.
How severe is CVE-2023-27891?
CVE-2023-27891 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.62% probability of exploitation in the next 30 days.
How do I fix CVE-2023-27891?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2023-27891?
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