CVE-2026-32913

9.3

CRITICAL CVSS 3.1

OpenClaw < 2026.3.7 - Custom Authorization Header Leakage via Cross-Origin Redirects

Overview

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.

Details

INFO

Published Date :

March 23, 2026, 10:16 p.m.

Last Modified :

March 24, 2026, 6:01 p.m.

Remotely Exploit :

Yes !

Source :

[email protected]

Impact

Affected Products

The following products are affected by CVE-2026-32913 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID	Vendor	Product	Action
1	Openclaw	openclaw

: Total Affected Vendor : 1 | Products : 1

Scoring

CVSS Scores

The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.

Version	Severity	Source
CVSS 3.1	CRITICAL	83251b91-4cc7-4094-a5c7-464a1b83ea10
CVSS 3.1	CRITICAL	[email protected]
CVSS 3.1	CRITICAL	MITRE-CVE
CVSS 3.1	CRITICAL	[email protected]
CVSS 4.0	HIGH	83251b91-4cc7-4094-a5c7-464a1b83ea10
CVSS 4.0	HIGH	[email protected]

Solution

Update OpenClaw to version 2026.3.7 or later to fix header validation.

Update OpenClaw to the latest version.
Ensure header validation is properly configured.
Remove unnecessary custom authorization headers.

Public PoC/Exploit Available at Github

CVE-2026-32913 has a 3 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

References

References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2026-32913.

URL	Resource
https://github.com/openclaw/openclaw/commit/46715371b0612a6f9114dffd1466941ac476cef5	Patch
https://github.com/openclaw/openclaw/security/advisories/GHSA-6mgf-v5j7-45cr	Vendor Advisory
https://vulncheck.com/advisories/openclaw-mar-custom-authorization-header-leakage-via-cross-origin-redirects	Third Party Advisory

CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-32913 is associated with the following CWEs:

CWE-522: Insufficiently Protected Credentials

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-32913 weaknesses.

CAPEC-50: Password Recovery Exploitation Password Recovery Exploitation CAPEC-102: Session Sidejacking Session Sidejacking CAPEC-474: Signature Spoofing by Key Theft Signature Spoofing by Key Theft CAPEC-509: Kerberoasting Kerberoasting CAPEC-551: Modify Existing Service Modify Existing Service CAPEC-555: Remote Services with Stolen Credentials Remote Services with Stolen Credentials CAPEC-560: Use of Known Domain Credentials Use of Known Domain Credentials CAPEC-561: Windows Admin Shares with Stolen Credentials Windows Admin Shares with Stolen Credentials CAPEC-600: Credential Stuffing Credential Stuffing CAPEC-644: Use of Captured Hashes (Pass The Hash) Use of Captured Hashes (Pass The Hash) CAPEC-645: Use of Captured Tickets (Pass The Ticket) Use of Captured Tickets (Pass The Ticket) CAPEC-652: Use of Known Kerberos Credentials Use of Known Kerberos Credentials CAPEC-653: Use of Known Operating System Credentials Use of Known Operating System Credentials

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Rickidevs/CVE-2026-32913

I Found a Zero-Day Vulnerability in OpenClaw — Here’s How It Went

Updated: 2 weeks, 5 days ago

0 stars 0 fork 0 watcher

Born at : March 13, 2026, 2:41 p.m. This repo has been linked 1 different CVEs too.

jgamblin/OpenClawCVEs

Tracking OpenClaw CVEs

Python Jinja

Updated: 1 week ago

131 stars 5 fork 5 watcher

Born at : Feb. 18, 2026, 4:58 p.m. This repo has been linked 110 different CVEs too.

nomi-sec/PoC-in-GitHub

📡 PoC auto collect from GitHub. ⚠️ Be careful Malware.

security cve exploit poc vulnerability

Updated: 1 week ago

7620 stars 1243 fork 1243 watcher

Born at : Dec. 8, 2019, 1:03 p.m. This repo has been linked 766 different CVEs too.

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-32913 vulnerability anywhere in the article.

Results are limited to the first 20 news articles due to potential performance issues.

The following table lists the changes that have been made to the CVE-2026-32913 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

Initial Analysis by [email protected]

Mar. 24, 2026

Action	Type	New Value
Added	CVSS V3.1	AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Added	CPE Configuration	OR cpe:2.3:a:openclaw:openclaw::::::node.js:: versions up to (excluding) 2026.3.7
Added	Reference Type	VulnCheck: https://github.com/openclaw/openclaw/commit/46715371b0612a6f9114dffd1466941ac476cef5 Types: Patch
Added	Reference Type	VulnCheck: https://github.com/openclaw/openclaw/security/advisories/GHSA-6mgf-v5j7-45cr Types: Vendor Advisory
Added	Reference Type	VulnCheck: https://vulncheck.com/advisories/openclaw-mar-custom-authorization-header-leakage-via-cross-origin-redirects Types: Third Party Advisory

New CVE Received by [email protected]

Mar. 23, 2026

Action	Type	New Value
Added	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.
Added	CVSS V4.0	AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Added	CVSS V3.1	AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:N
Added	CWE	CWE-522
Added	Reference	https://github.com/openclaw/openclaw/commit/46715371b0612a6f9114dffd1466941ac476cef5
Added	Reference	https://github.com/openclaw/openclaw/security/advisories/GHSA-6mgf-v5j7-45cr
Added	Reference	https://vulncheck.com/advisories/openclaw-mar-custom-authorization-header-leakage-via-cross-origin-redirects

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.