High severityNVD Advisory· Published Oct 23, 2025· Updated Oct 23, 2025
Vault Vulnerable to Denial of Service Due to Rate Limit Regression
CVE-2025-12044
Description
Vault and Vault Enterprise (“Vault”) are vulnerable to an unauthenticated denial of service when processing JSON payloads. This occurs due to a regression from a previous fix for [+HCSEC-2025-24+|https://discuss.hashicorp.com/t/hcsec-2025-24-vault-denial-of-service-though-complex-json-payloads/76393] which allowed for processing JSON payloads before applying rate limits. This vulnerability, CVE-2025-12044, is fixed in Vault Community Edition 1.21.0 and Vault Enterprise 1.16.27, 1.19.11, 1.20.5, and 1.21.0.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
github.com/hashicorp/vaultGo | >= 1.20.3, < 1.21.0 | 1.21.0 |
Affected products
8- osv-coords6 versionspkg:apk/chainguard/splunk-otel-collectorpkg:apk/chainguard/splunk-otel-collector-fipspkg:apk/wolfi/splunk-otel-collectorpkg:bitnami/vaultpkg:golang/github.com/hashicorp/vaultpkg:rpm/opensuse/govulncheck-vulndb&distro=openSUSE%20Tumbleweed
< 0.139.2-r0+ 5 more
- (no CPE)range: < 0.139.2-r0
- (no CPE)range: < 0.139.2-r0
- (no CPE)range: < 0.139.2-r0
- (no CPE)range: >= 0.6.0, < 1.16.27
- (no CPE)range: >= 1.20.3, < 1.21.0
- (no CPE)range: < 0.0.20251105T184115-1.1
- Range: 1.20.3
Patches
Vulnerability mechanics
References
5- github.com/advisories/GHSA-vp5w-xcfc-73wfghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2025-12044ghsaADVISORY
- discuss.hashicorp.com/t/hcsec-2025-31-vault-vulnerable-to-denial-of-service-due-to-rate-limit-regression/76710ghsaWEB
- github.com/hashicorp/vault/commit/b19e74c29a33ed2a99fc01626104db1a49345df3ghsaWEB
- github.com/hashicorp/vault/commit/eedc2b7426f30e57e306229ce697ce81e203ab89ghsaWEB
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