CVE-2026-26004 — MEDIUM (6.5)

Q: How severe is CVE-2026-26004?

CVE-2026-26004 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2026-26004?

Check the references section above for vendor advisories and patch information. Affected products include: Sentry Sentry.

Vulnerability Description

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.

CVSS Score

6.5

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

NONE

Availability

NONE

Affected Products

Vendor	Product	Versions
Sentry	Sentry	< 26.1.0

Related Weaknesses (CWE)

CWE-639

References

https://github.com/getsentry/sentry/commit/45bc78fd57514a04eb62e73dd1eeb3ca2d723Patch
https://github.com/getsentry/sentry/pull/105601Issue TrackingPatch
https://securitylab.github.com/advisories/GHSL-2025-130_Sentry/ExploitThird Party Advisory

FAQ

What is CVE-2026-26004?

CVE-2026-26004 is a vulnerability with a CVSS score of 6.5 (MEDIUM). 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 GroupEv...

How severe is CVE-2026-26004?

CVE-2026-26004 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-26004?

Check the references section above for vendor advisories and patch information. Affected products include: Sentry Sentry.