CVE-2026-26004 PUBLISHED

Sentry allows unauthorized access to event data across organizational boundaries

Assigner: GitHub_M
Reserved: 09.02.2026 Published: 17.03.2026 Updated: 17.03.2026

Sentry is a developer-first error tracking and performance monitoring tool. Versions prior to 26.1.0 have a cross-organization Insecure Direct Object Reference (IDOR) vulnerability in Sentry's GroupEventJsonView endpoint. Version 26.1.0 patches the issue.

Metrics

CVSS 4.0

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:P
CVSS Score: 5.7

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	High	Confidentiality	None
Attack Complexity	Low	Integrity	None	Integrity	None
Attack Requirements	None	Availability	None	Availability	None
Privileges Required	Low
User Interaction	None

CVSS 4.0

Product Status

Vendor	getsentry
Product	sentry
Versions	Version < 26.1.0 is affected

References

Problem Types

CWE-639: Authorization Bypass Through User-Controlled Key CWE