CVE-2026-41397
CVE-2026-41397 is a medium-severity vulnerability in Openclaw with a CVSS 3.x base score of 6.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-59.
Key facts
- Severity: Medium (CVSS 3.x base score 6.8)
- CVSS v4: 7.6
- EPSS exploit prediction: 0% (37th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2026-26105
- Weakness: CWE-59
- Affected product: Openclaw
- Published:
- Last modified:
Description
OpenClaw before 2026.3.31 contains a sandbox escape vulnerability allowing attackers to traverse directory boundaries through symlink exploitation during file synchronization operations. Remote attackers can bypass sandbox restrictions by crafting malicious symlinks in mirror sync operations to access arbitrary files outside intended boundaries.
Frequently asked questions
- What is CVE-2026-41397?
- OpenClaw before 2026.3.31 contains a sandbox escape vulnerability allowing attackers to traverse directory boundaries through symlink exploitation during file synchronization operations. Remote attackers can bypass sandbox restrictions by crafting malicious symlinks in mirror sync operations to access arbitrary files outside intended boundaries.
- How severe is CVE-2026-41397?
- CVE-2026-41397 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over network with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.
- Is CVE-2026-41397 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2026-41397?
- CVE-2026-41397 affects Openclaw. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2026-41397?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2026-41397 have an EU (EUVD) identifier?
- Yes. CVE-2026-41397 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-26105.
- When was CVE-2026-41397 published?
- CVE-2026-41397 was published on 2026-04-28 and last updated on 2026-06-17.
References
- https://github.com/openclaw/openclaw/commit/3b9dab0ece4643a9643e6a45459f5c709d3ce320
- https://github.com/openclaw/openclaw/commit/c02ee8a3a4cb390b23afdf21317aa8b2096854d1
- https://github.com/openclaw/openclaw/security/advisories/GHSA-cwf8-44x6-32c2
- https://www.vulncheck.com/advisories/openclaw-sandbox-escape-via-unrestricted-file-sync-and-symlink-traversal
Affected products (1)
- cpe:2.3:a:openclaw:openclaw:*:*:*:*:*:node.js:*:*
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