Is CVE-2026-3816 in the CISA KEV catalog?

No. CVE-2026-3816 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2026-3816?

CVE-2026-3816 has a CVSS v3 base score of 4.3 (MEDIUM).

What is the EPSS score for CVE-2026-3816?

CVE-2026-3816 has an EPSS score of 0.54% (41th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2026-3816?

Upgrade defectdojo to 2.56.0 or later.

CVE & CISA-KEV Catalog

CVE-2026-3816

MEDIUM

4.3

CVSS v3

NVD

Description

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.

CWE-404 CWE-1284

How to fix

Remediation Available

defectdojoNVD

Affected:< 2.56.0Fixed in:2.56.0CVE-2026-3816derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityLow

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

Exploit Intelligence

0.54%probability of exploitation in 30 days

41stpercentile

Moderate risk: more likely to be exploited than 41% of all known CVEs.

References

Patch2

Exploit2

Third-Party Advisory2

Release Notes1

github.com

VDB Entry1

vuldb.com

Related Vulnerabilities

Other CWE-404 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2022-44267	Medium	6.5	77%	-	Fix
CVE-2018-8120	High	7.0	74%	KEV + Ransom	-
CVE-2018-8210	High	7.8	25%	-	-
CVE-2018-8639	High	7.8	22%	KEV + Ransom	-
CVE-2023-3206	Medium	5.3	19%	-	-
CVE-2018-8450	High	8.8	16%	-	-

Embed a live status badge for CVE-2026-3816

Markdown

[![CVE-2026-3816](https://tridentstack.com/cve/badge/CVE-2026-3816.svg)](https://tridentstack.com/cve/CVE-2026-3816)

HTML

<a href="https://tridentstack.com/cve/CVE-2026-3816"><img src="https://tridentstack.com/cve/badge/CVE-2026-3816.svg" alt="CVE-2026-3816"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-29.