CVE-2026-4040 describes an information exposure vulnerability affecting OpenClaw versions up to 2026.2.17, specifically within the `tools.exec.safeBins` function of its File Existence Handler component. Rated Medium with a CVSS score of 5.5, this flaw allows a local attacker with low privileges to achieve high confidentiality impact by observing discrepancies, without requiring user interaction. There is currently no evidence of active exploitation, public exploit code, or significant community attention, and it is not listed on CISA's KEV catalog. Organizations using affected OpenClaw versions are advised to upgrade to version 2026.2.19-beta.1 to remediate this issue.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 2026.2.0, < 2026.2.19CPE matchmatch criteria | cpe:2.3:a:openclaw:openclaw:*:*:*:*:*:node.js:*:* |
CVSS version used by this source: 4.0
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/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
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.