OpenClaw up to 2026.2.23 Message sendAttachment/setGroupIcon path traversal

CVSS Meta Temp Score
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CTI Interest Score
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5.4$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in OpenClaw up to 2026.2.23. Affected is the function sendAttachment/setGroupIcon of the component Message Handler. This manipulation causes path traversal. This vulnerability appears as CVE-2026-27522. The attack may be initiated remotely. There is no available exploit. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in OpenClaw up to 2026.2.23. It has been declared as critical. Affected by this vulnerability is the function sendAttachment/setGroupIcon of the component Message Handler. The manipulation with an unknown input leads to a path traversal vulnerability. The CWE definition for the vulnerability is CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. As an impact it is known to affect confidentiality. The summary by CVE is:

OpenClaw versions prior to 2026.2.24 contain a local media root bypass vulnerability in sendAttachment and setGroupIcon message actions when sandboxRoot is unset. Attackers can hydrate media from local absolute paths to read arbitrary host files accessible by the runtime user.

The advisory is shared at github.com. This vulnerability is known as CVE-2026-27522 since 02/19/2026. The exploitation appears to be easy. The attack can be launched remotely. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1006 for this issue.

Upgrading to version 2026.2.24 eliminates this vulnerability. Applying the patch 270ab03e379f9653e15f7033c9830399b66b7e51 is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the vulnerability database at CERT Bund (WID-SEC-2026-0501). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Affected

  • Open Source OpenClaw

Productinfo

Type

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.4

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔒

CNA Base Score: 6.5
CNA Vector (VulnCheck): 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Path traversal
CWE: CWE-22
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: OpenClaw 2026.2.24
Patch: 270ab03e379f9653e15f7033c9830399b66b7e51

Timelineinfo

02/19/2026 CVE reserved
03/18/2026 +27 days Advisory disclosed
03/18/2026 +0 days VulDB entry created
03/22/2026 +4 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: GHSA-fqcm-97m6-w7rm
Status: Confirmed

CVE: CVE-2026-27522 (🔒)
GCVE (CVE): GCVE-0-2026-27522
GCVE (VulDB): GCVE-100-351493
CERT Bund: WID-SEC-2026-0501 - OpenClaw: Mehrere Schwachstellen

Entryinfo

Created: 03/18/2026 07:26
Updated: 03/22/2026 02:49
Changes: 03/18/2026 07:26 (80), 03/19/2026 03:44 (7), 03/22/2026 02:49 (11)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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