Logo
-

Byte Open Security

(ByteOS Network)

Log In

Sign Up

ByteOS

Security
Vulnerability Details
Registries
Custom Views
Weaknesses
Attack Patterns
Filters & Tools
CVE Vulnerability Details :
CVE-2026-42354
PUBLISHED
More InfoOfficial Page
Assigner-GitHub_M
Assigner Org ID-a0819718-46f1-4df5-94e2-005712e83aaa
View Known Exploited Vulnerability (KEV) details
Published At-08 May, 2026 | 22:58
Updated At-08 May, 2026 | 22:58
Rejected At-
▼CVE Numbering Authority (CNA)
Sentry: Improper authentication on SAML SSO process allows user identity linking

Sentry is an error tracking and performance monitoring tool. From version 21.12.0 to before version 26.4.1, a critical vulnerability was discovered in the SAML SSO implementation of Sentry. The vulnerability allows an attacker to take over any user account by using a malicious SAML Identity Provider and another organization on the same Sentry instance. The victim email address must be known in order to exploit this vulnerability. This issue has been patched in version 26.4.1.

Affected Products
Vendor
getsentry
Product
sentry
Versions
Affected
  • >= 21.12.0, < 26.4.1
Problem Types
TypeCWE IDDescription
CWECWE-290CWE-290: Authentication Bypass by Spoofing
Type: CWE
CWE ID: CWE-290
Description: CWE-290: Authentication Bypass by Spoofing
Metrics
VersionBase scoreBase severityVector
3.19.1CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Version: 3.1
Base score: 9.1
Base severity: CRITICAL
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://github.com/getsentry/sentry/security/advisories/GHSA-rcmw-7mc7-3rj7
x_refsource_CONFIRM
https://github.com/getsentry/sentry/pull/113720
x_refsource_MISC
https://github.com/getsentry/sentry/commit/0c67558ae7fe08738912d4c5233b53ead048da3b
x_refsource_MISC
https://github.com/getsentry/sentry/releases/tag/26.4.1
x_refsource_MISC
Hyperlink: https://github.com/getsentry/sentry/security/advisories/GHSA-rcmw-7mc7-3rj7
Resource:
x_refsource_CONFIRM
Hyperlink: https://github.com/getsentry/sentry/pull/113720
Resource:
x_refsource_MISC
Hyperlink: https://github.com/getsentry/sentry/commit/0c67558ae7fe08738912d4c5233b53ead048da3b
Resource:
x_refsource_MISC
Hyperlink: https://github.com/getsentry/sentry/releases/tag/26.4.1
Resource:
x_refsource_MISC
Details not found