Critical severity · published Mar 23, 2026
CVE-2026-32913
OpenClaw < 2026.3.7 - Custom Authorization Header Leakage via Cross-Origin Redirects
9.1
CVSS
0.3%
EPSS
No
On KEV
Description
OpenClaw before 2026.3.7 contains an improper header validation vulnerability in fetchWithSsrFGuard that forwards custom authorization headers across cross-origin redirects. Attackers can trigger redirects to different origins to intercept sensitive headers like X-Api-Key and Private-Token intended for the original destination.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 25% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
OP
OpenClaw · OpenClaw
before 2026.3.7 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-32913
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-32913
Patch
https://github.com/openclaw/openclaw/commit/46715371b0612a6f9114dffd1466941ac476cef5
Vendor Advisory
https://github.com/openclaw/openclaw/security/advisories/GHSA-6mgf-v5j7-45cr
Third Party Advisory
https://vulncheck.com/advisories/openclaw-mar-custom-authorization-header-leakage-via-cross-origin-redirects
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