PYSEC-2026-2403 Bugsink: DOS using large numbers of event tags

Summary In affected versions, Bugsink stores every tag supplied with an incoming event. An event with an unusually large number of custom i.e. supplied by an attacker tags can therefore make ingestion spend more time than intended writing tag rows. Bugsink uses a single-writer database...

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 fields on incoming events can be made to consume...

CVE-2026-52794 Sentry: Inefficient Regular Expression Complexity in sentry

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...

CVE-2026-52794 Sentry: Inefficient Regular Expression Complexity in sentry

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...

CVE-2026-52794

Sentry CVE-2026-52794 describes a ReDoS in the event ingestion pipeline affecting versions from 24.4.0 through 26.5.2, where a regex on attacker-controlled fields can cause excessive CPU time. The flaw has a CVSSv3.1 base score of 7.5 (High) with network attack vector and no privileges required. ...

PT-2026-52105

Name of the Vulnerable Software and Affected Versions Sentry versions 24.4.0 through 26.5.1 Description A Regular Expression Denial of Service ReDoS exists in the event ingestion pipeline. This occurs when a regular expression is applied to attacker-controlled fields on incoming events, allowing...