CVE-2026-8338Network attack vector

Unauthenticated data access via alternate API path

Published Jul 29, 2026 · Updated Jul 29, 2026

Authentication bypass in Black Duck Software Coverity Connect 2023.6.0 through 2026.3.0 allows remote attackers to access Coverity data. Spring Security permits a specially crafted HTTP request to reach certain API endpoints without applying their authentication and authorization controls. No account or user interaction is required, but Black Duck has not disclosed the affected endpoints, request form, or precise data operations.

CVSS severity9.2
Critical
EPSS probability0.30%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Authentication bypass in Black Duck Software Coverity Connect 2023.6.0 through 2026.3.0 allows remote attackers to access Coverity data. Spring Security permits a specially crafted HTTP request to reach certain API endpoints without applying their authentication and authorization controls. No account or user interaction is required, but Black Duck has not disclosed the affected endpoints, request form, or precise data operations.

The record

CVE
CVE-2026-8338
Published
Jul 29, 2026
Updated
Jul 29, 2026
Vendor
Black Duck Software
Product
Coverity Connect
Classifications
CWE-288, T1190
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Jul 29, 2026CVE publishedPublication date reported by the CVE source.
  2. Jul 29, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=2023.6.0 <2026.6.0

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Black Duck Software · Coverity Connectversion=2023.6.0 <2026.6.0

Published CVSS scores

9.2SynopsysCVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-288Authentication Bypass Using an Alternate Path or Channel
T1190Exploit Public-Facing Application

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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