CVE-2026-31990
Last modified
CVE-2026-31990 is a high-severity vulnerability rated 7.1/10 on the CVSS scale. OpenClaw versions prior to 2026.3.2 contain a vulnerability in the stageSandboxMedia function in which it fails to validate destination symlinks during media staging, allowing writes to follow symlinks outside the sandbox workspace. Attackers can exploit this by placing symlinks in the media/inbound directory to overwrite arbitrary files on the host system outside sandbox boundaries.. EPSS estimates a 0.13% chance of exploitation in the next 30 days.
Description
OpenClaw versions prior to 2026.3.2 contain a vulnerability in the stageSandboxMedia function in which it fails to validate destination symlinks during media staging, allowing writes to follow symlinks outside the sandbox workspace. Attackers can exploit this by placing symlinks in the media/inbound directory to overwrite arbitrary files on the host system outside sandbox boundaries.
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:L/SC:N/SI:N/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
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Openclaw | Openclaw | < 2026.3.2 |
References
- https://github.com/openclaw/openclaw/security/advisories/GHSA-cfvj-7rx7-fc7cMitigation, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2026-31990?
How severe is CVE-2026-31990?
How do I fix CVE-2026-31990?
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2026
- CVE-2026-31985When the upstream Guardian or CMC was configured in the Remo…8.3
- CVE-2026-31986Use of Hard-coded Cryptographic Key vulnerability in Apache …9.1
- CVE-2026-31987JWT Tokens used by tasks were exposed in logs. This could al…7.5
- CVE-2026-31988yauzl (aka Yet Another Unzip Library) version 3.2.0 for Node…6.9
- CVE-2026-31989OpenClaw versions prior to 2026.3.1 contain a server-side re…6.3
- CVE-2026-3199A vulnerability in the task management component of Sonatype…9.4
- CVE-2026-31991OpenClaw versions prior to 2026.2.26 contain an authorizatio…4.6
- CVE-2026-31992OpenClaw versions prior to 2026.2.23 contain an allowlist by…8.8
- CVE-2026-31993OpenClaw versions prior to 2026.2.22 contain an allowlist pa…6.4
- CVE-2026-31994OpenClaw versions prior to 2026.2.19 contain a local command…7.8
- CVE-2026-31995OpenClaw versions 2026.1.21 prior to 2026.2.19 contain a com…7
- CVE-2026-31996OpenClaw versions prior to 2026.2.19 tools.exec.safeBins con…4.4
Are you affected by CVE-2026-31990?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST