OpenMAIC unauth SSRF can pull cloud credentials via IMDS
OpenMAIC before 1.0.1 skips SSRF validation in non-production builds, allowing unauthenticated attackers to reach cloud instance metadata services via x-base-url / baseUrl. Fixed in 1.0.1.
Also tracked as CVE-2026-86259 · OpenMAIC before 1.0.1 SSRF
First observed
Sep 6, 2026
Last observed
Sep 6, 2026
Last reviewed
Sep 20, 2026
Tracking ended
Sep 6, 2026
Uncertainty and limitations
Read the evidence limits before acting on this record.
Confirm whether your deployment runs non-production builds where SSRF validation is skipped.
- Primarily non-production builds where SSRF validation is skipped.
- Fixed version 1.0.1 from GHSA/pack evidence.
- HOL blog is operator guidance, not a substitute for the GHSA.
Timeline
Reviewed events, oldest first, each tied to a verified source.
- Disclosure
OpenMAIC disclosed CVE-2026-86259 SSRF via environment-gated URL validation.
- Update
HOL Guard published operator blog coverage for CVE-2026-86259.
Publication clock: 342.4 hours from reviewed disclosure timestamp to HOL publication; 12-hour critical target; historical backfill outside target.
Guard coverage and non-coverage
What Guard's reviewed coverage assertions do and do not claim for this campaign.
No Guard coverage mapping is published for this record.
Defensive policy guidance
Reviewed starting points for defending against this campaign's artifact classes.
No campaign-specific policy guidance is published.
Reviewed artifacts and indicators
Published values are defanged (for example hxxps and [.] blocks) so nothing here is copy-paste executable.
Reviewed artifacts
The specific artifacts this record concerns, as reviewed. Names and versions are shown as text; a registry link is not recorded here.
OpenMAIC@>=0 <1.0.1genericpackage
Sources
Every claim on this record is traceable to the sources below.
Reviewed in full by HOL Guard Security Publishing.
- Published
- Last full review
- Last modified
Record HGTC-2026-31213432.