TI-2026-03305 Aliases CVE-2026-3816 GHSA-22w8-2mrr-vh7h

OWASP DefectDojo SonarQubeParser/MSDefenderParser parser.py input_zip.read denial of service

MEDIUM 57CWE-404Published 2026-03-09 · Updated 2026-03-09

Key facts

Attack vector: Network
Privileges required: Low
User interaction: None
Attack complexity: Low
Attack requirements: None
Impact type: Denial of service
Confidentiality · integrity · availability: None · None · Low
Fix status: Fixed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-404.

Summary

A security vulnerability has been detected in OWASP DefectDojo up to 2.55.4. This vulnerability affects the function input_zip.read of the file parser.py of the component SonarQubeParser/MSDefenderParser. The manipulation leads to denial of service. The attack can be initiated remotely. The exploit has been disclosed publicly and may be used. Upgrading to version 2.56.0 is able to resolve this issue. The identifier of the patch is e8f1e5131535b8fd80a7b1b3085d676295fdcd41. Upgrading the affected component is recommended.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV

EPSS 0.00605 49th percentileScored 2026-11-07

Public exploit Yes 2 exploit referencesTagged by NVD and the CNA

Fix Fixed DefectDojo (OWASP): 2.56.0

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: Poc
Automatable: No
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
owasp-modsecurity	DefectDojo	2.55.0; 2.55.1; 2.55.2; 2.55.3; 2.55.4	2.56.0	Patch available	CNA

DefectDojo Vendorowasp-modsecurity Affected 2.55.0; 2.55.1; 2.55.2; 2.55.3; 2.55.4 Fixed in 2.56.0 Patch available CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:owasp:defectdojo::::::::	before 2.56.0	Vulnerable	owasp-modsecurity

cpe:2.3:a:owasp:defectdojo:*:*:*:*:*:*:*:* Versions before 2.56.0 Vulnerable ·owasp-modsecurity

Remediation

Fix · CNA DefectDojo (OWASP) Fixed in 2.56.0

Timeline

2026-10-02 Threatist record created from CVE-2026-3816
2026-10-03 Alias added: GHSA-22w8-2mrr-vh7h
2026-10-25 EPSS moved to the below the 50th percentile

References

Exploit 2

Patch 3

TI-2023-26060 An issue in OWASP DefectDojo before v.1.5.3.1 allows a remote attacker to escalate… CVSS 3.1HIGH 8.8

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences