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CVE-2026-33320 - Vulnerability Analysis

MediumCVSS: 6.2

Last Updated: March 25, 2026

Dasel - Denial of Service

Published: March 24, 2026Updated: March 25, 2026PoC Available

Overview

Dasel 3.0.0 to < 3.3.1 contains a denial of service caused by unbounded recursive alias node resolution in YAML reader, letting attackers trigger extreme CPU and memory consumption, exploit requires supplying crafted YAML input.

Severity & Score

Severity: Medium

CVSS Score: 6.2

Impact

Attackers can cause extreme CPU and memory usage, leading to denial of service.

Mitigation

Upgrade to version 3.3.2 or later.

References

https://github.com/TomWright/dasel/security/advisories/GHSA-4fcp-jxh7-23x8

Related Resources

Vulnerability Intelligence Dashboard
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Details

CVE ID: CVE-2026-33320
Severity: Medium
CVSS Score: 6.2
Type: denial_of_service
Status: confirmed

CWE

CWE-674

CVSS Metrics

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