CVE-2025-6203
unknown
CVSS v3
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CVSS v4 NEW
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VIR risk
—
Description
HashiCorp Vault Community Edition Denial of Service Though Complex JSON Payloads in github.com/hashicorp/vault
Predictions
Exploit likelihood
30%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| Go | github.com/hashicorp/vault | <1.20.3 | 1.20.3 |
References
- https://nvd.nist.gov/vuln/detail/CVE-2025-6203
- https://github.com/hashicorp/vault/commit/eedc2b7426f30e57e306229ce697ce81e203ab89
- https://discuss.hashicorp.com
- https://discuss.hashicorp.com/t/hcsec-2025-24-vault-denial-of-service-though-complex-json-payloads/76393
- https://github.com/hashicorp/vault
- https://github.com/advisories/GHSA-8f82-53h8-2p34
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.