CVE-2026-115750

LOW 3.7

mcp-from-openapi from 2.5.0 before 2.9.0 Credential Leak via Cross-Origin Redirects

CVSS Score

3.7

EPSS Score

0.0%

EPSS Percentile

0th

mcp-from-openapi from 2.5.0 before 2.9.0 contains a credential exposure vulnerability that allows attackers to capture Authorization and Cookie headers because safeFetch() forwards them on cross-origin redirects. Attackers controlling a spec host or abusing an open redirect can redirect fromURL() spec requests to their own origin to steal bearer tokens or cookies.

CWE	CWE-522
Vendor	agentfront
Product	mcp-from-openapi
Published	Oct 23, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

None

Affected Versions

agentfront / mcp-from-openapi

2.5.0 < 2.9.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/agentfront/mcp-from-openapi/security/advisories/GHSA-ff5q-5r4v-fw4v github.com: https://github.com/agentfront/mcp-from-openapi/pull/42 github.com: https://github.com/agentfront/mcp-from-openapi/commit/47fb7a655de33958b0c923490ab244343eb5fc44 github.com: https://github.com/agentfront/mcp-from-openapi/releases/tag/v2.9.0 vulncheck.com: https://www.vulncheck.com/advisories/mcp-from-openapi-from-2.5.0-before-2.9.0-credential-leak-via-cross-origin-redirects

Credits

Zachariah Mithani (AploSec)