CVE-2026-34984
high
CVSS v3
—
CVSS v4 NEW
—
VIR risk
8.0
Description
External Secrets Operator has DNS-based secret exfiltration via getHostByName in External Secrets v2 template engine
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/external-secrets/external-secrets | <1.3.3-0.20260331202714-6800989bdc12 | 1.3.3-0.20260331202714-6800989bdc12 |
| Go | github.com/external-secrets/external-secrets | >=2.0.0,<=2.2.0 | |
| GO | github.com/external-secrets/external-secrets | >= 2.0.0, <= 2.2.0 | |
| GO | github.com/external-secrets/external-secrets | < 1.3.3-0.20260331202714-6800989bdc12 | 1.3.3-0.20260331202714-6800989bdc12 |
References
- https://github.com/external-secrets/external-secrets/security/advisories/GHSA-r2pg-r6h7-crf3
- https://nvd.nist.gov/vuln/detail/CVE-2026-34984
- https://github.com/external-secrets/external-secrets/commit/6800989bdc12782ca2605d3b8bf7f2876a16551a
- https://github.com/external-secrets/external-secrets
- https://github.com/external-secrets/external-secrets/releases/tag/v2.3.0
- https://github.com/advisories/GHSA-r2pg-r6h7-crf3
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.