CVE-2026-42499 Affecting zarf package, versions <0.75.1-r1
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-CHAINGUARDLATEST-ZARF-16624296
- published10 May 2026
- disclosed7 May 2026
Introduced: 7 May 2026
NewCVE-2026-42499 (opens in a new tab)How to fix?
Upgrade Chainguard zarf to version 0.75.1-r1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream zarf package and not the zarf package as distributed by Chainguard.
See How to fix? for Chainguard relevant fixed versions and status.
Pathological inputs could cause DoS through consumePhrase when parsing an email address according to RFC 5322.