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CVE-2026-34515

ADVISORY - github

Summary

Summary

On Windows the static resource handler may expose information about a NTLMv2 remote path.

Impact

If an application is running on Windows, and using aiohttp's static resource handler (not recommended in production), then it may be possible for an attacker to extract the hash from an NTLMv2 path and then extract the user's credentials from there.

Patch: https://github.com/aio-libs/aiohttp/commit/0ae2aa076c84573df83fc1fdc39eec0f5862fe3d

EPSS Score⁠: 0.00057 (0.182)

Common Weakness Enumeration (CWE)

ADVISORY - nist

CWE-36⁠

Absolute Path Traversal

CWE-918⁠

Server-Side Request Forgery (SSRF)

ADVISORY - github

CWE-36⁠

Absolute Path Traversal

CWE-918⁠

Server-Side Request Forgery (SSRF)

ADVISORY - redhat

CWE-497⁠

Exposure of Sensitive System Information to an Unauthorized Control Sphere

Impacted images

Advisories

NIST

CREATED

UPDATED

ADVISORY IDCVE-2026-34515⁠
EXPLOITABILITY SCORE

-

EXPLOITS FOUND
-
COMMON WEAKNESS ENUMERATION (CWE)
CWE-36⁠CWE-918⁠

CVSS SCORE

6.6medium

GitHub

CREATED

UPDATED

ADVISORY IDGHSA-p998-jp59-783m⁠
EXPLOITABILITY SCORE

-

EXPLOITS FOUND
-
COMMON WEAKNESS ENUMERATION (CWE)
CWE-36⁠CWE-918⁠

CVSS SCORE

6.6medium

Debian

CREATED

UPDATED

ADVISORY IDCVE-2026-34515⁠
EXPLOITABILITY SCORE

-

EXPLOITS FOUND
-
COMMON WEAKNESS ENUMERATION (CWE)-

CVSS SCORE

N/Alow

Ubuntu

CREATED

UPDATED

ADVISORY IDCVE-2026-34515⁠
EXPLOITABILITY SCORE

-

EXPLOITS FOUND
-
COMMON WEAKNESS ENUMERATION (CWE)-

CVSS SCORE

N/Amedium

Red Hat

CREATED

UPDATED

ADVISORY IDCVE-2026-34515⁠
EXPLOITABILITY SCORE

3.9

EXPLOITS FOUND
-
COMMON WEAKNESS ENUMERATION (CWE)
CWE-497⁠

CVSS SCORE

5.3medium

Chainguard

CREATED

UPDATED

ADVISORY ID

CGA-ppxw-h328-h2jh

EXPLOITABILITY SCORE

-

EXPLOITS FOUND
-
COMMON WEAKNESS ENUMERATION (CWE)-
RATING UNAVAILABLE FROM ADVISORY