CVE-2026-52794
High · 7.5CVSS
7.5
EPSS
0.5%
Published
Jun 24, 2026
CISA due date
—
The record
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.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
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