CVE-2026-8338: Authentication and Authorization Bypass in Coverity Connect

Severity: critical (CVSS 9.2 v4.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-07-29 · updated 2026-10-24
Weakness: CWE-288

Description

A Spring Security authentication and authorization bypass exists in Coverity Connect versions between 2023.6.0 and 2026.3.0. An unauthenticated malicious threat actor that can send a specially crafted HTTP request is able to bypass authentication and authorization controls on certain API endpoints to access data within Coverity.

Affected products

Black Duck Coverity Connect: from 2023.6.0 before 2026.6.0 — fixed in 2026.6.0

How to fix

Upgrade to a fixed version: Black Duck Coverity Connect 2026.6.0. Check the vendor advisory for mitigations.

References

https://community.blackduck.com/s/article/Black-Duck-Product-Security-Advisory-CVE-2026-8338-Authentication-and-Authorization-Bypass

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