Vulnerability in Getsentry Sentry
CVE-2026-52794
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 f…
Vulnerability class: ReDoS (Regular Expression Denial of Service)
EPSS: 0.003 (18.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Getsentry Sentry — versions >= 24.4.0, < 26.5.2
- Sentry
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM, Mitigation, Vendor Advisory)
- security-advisories@github.com (Patch, x_refsource_MISC, Issue Tracking)
Frequently asked questions
- What is CVE-2026-52794?
- CVE-2026-52794 is a high-severity vulnerability in Getsentry Sentry, classified under Inefficient Regular Expression Complexity. CVSS score: 7.5/10. Published 2026-06-24.
- How severe is CVE-2026-52794?
- High severity. CVSS v3 base score is 7.5 out of 10.