Vulnerability Description
Sentry is an error tracking and performance monitoring tool. From 24.4.0 until 26.5.2, a Regular Expression Denial of Service (ReDoS) vulnerability exists in Sentry's event ingestion pipeline, where a regex applied to attacker-controlled fields on incoming events can be made to consume disproportionate CPU time. This vulnerability is fixed in 26.5.2.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Sentry | Sentry | >= 24.4.0, < 26.5.2 |
Related Weaknesses (CWE)
References
- https://github.com/getsentry/sentry/pull/116587Issue TrackingPatch
- https://github.com/getsentry/sentry/security/advisories/GHSA-jjqr-wqg2-p856MitigationVendor Advisory
FAQ
What is CVE-2026-52794?
CVE-2026-52794 is a vulnerability with a CVSS score of 7.5 (HIGH). Sentry is an error tracking and performance monitoring tool. From 24.4.0 until 26.5.2, a Regular Expression Denial of Service (ReDoS) vulnerability exists in Sentry's event ingestion pipeline, where a...
How severe is CVE-2026-52794?
CVE-2026-52794 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-52794?
Check the references section above for vendor advisories and patch information. Affected products include: Sentry Sentry.