# CVE-2026-26004: Sentry allows unauthorized access to event data across organizational boundaries

> CVE-2026-26004: Sentry allows unauthorized access to event data across organizational boundaries. CVSS 6.5 (CVSS 3.1).

Canonical: https://rewindex.com/cve/CVE-2026-26004
Last updated: 2026-06-17T10:25:34Z

- Published: 2026-03-17 23:21 UTC · Updated: 2026-06-17 10:25 UTC · Assigner: GitHub\_M
- CVSS: 6.5 (CVSS 3.1) · Severity: Medium · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
- EPSS: 0.25%, 16th percentile (scored 2026-10-25)
- CISA KEV: no
- CWE: CWE-639

## 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.

## Affected vendors and products

- getsentry: sentry

## Tracked companies

- [Sentry](https://rewindex.com/company/sentry.md)

## References

- [CVE record on cve.org](https://www.cve.org/CVERecord?id=CVE-2026-26004)
- [NVD entry](https://nvd.nist.gov/vuln/detail/CVE-2026-26004)
- [https://github.com/getsentry/sentry/commit/45bc78fd57514a04eb62e73dd1eeb3ca2d723997](https://github.com/getsentry/sentry/commit/45bc78fd57514a04eb62e73dd1eeb3ca2d723997)
- [https://github.com/getsentry/sentry/pull/105601](https://github.com/getsentry/sentry/pull/105601)
- [https://securitylab.github.com/advisories/GHSL-2025-130\_Sentry/](https://securitylab.github.com/advisories/GHSL-2025-130_Sentry/)

---

_Sources: CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (https://www.cve.org/) This product uses data from the NVD API but is not endorsed or certified by the NVD. (https://nvd.nist.gov/) Known Exploited Vulnerabilities catalog from CISA. (https://www.cisa.gov/known-exploited-vulnerabilities-catalog) EPSS scores from FIRST (Exploit Prediction Scoring System). (https://www.first.org/epss/)_


---
Canonical: https://rewindex.com/cve/CVE-2026-26004 · Markdown: https://rewindex.com/cve/CVE-2026-26004.md · JSON: https://rewindex.com/api/v1/cves/CVE-2026-26004 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-10-26T03:12:04.704Z