CVE-2026-42504 Affecting unoserver-rest-api package, versions <0.8.3-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-MINIMOSLATEST-UNOSERVERRESTAPI-17219072
- published7 Jun 2026
- disclosed2 Jun 2026
Introduced: 2 Jun 2026
NewCVE-2026-42504 (opens in a new tab)How to fix?
Upgrade Minimos:latest unoserver-rest-api to version 0.8.3-r1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream unoserver-rest-api package and not the unoserver-rest-api package as distributed by Minimos.
See How to fix? for Minimos:latest relevant fixed versions and status.
Decoding a maliciously-crafted MIME header containing many invalid encoded-words can consume excessive CPU.
References
- https://www.cve.org/CVERecord?id=CVE-2026-42504
- https://github.com/advisories/GHSA-h524-452v-82p9
- https://osv.dev/vulnerability/MINI-m247-54hr-3j8f
- https://osv.dev/vulnerability/CVE-2026-42504
- https://go.dev/cl/774481
- https://go.dev/issue/79217
- https://groups.google.com/g/golang-announce/c/tKs3rmcBcKw
- https://pkg.go.dev/vuln/GO-2026-5038