Staging Environment: Content and features may be unstable or change without notice.
Advisory details: github_osv / GHSA-rj2p-j66c-mgqh
Advisory ID github_osv/GHSA-rj2p-j66c-mgqh
Aliases CVE-2026-42439
Summary OpenClaw: Browser tabs action select and close routes bypassed SSRF policy ## Summary Browser tabs action select and close routes bypassed SSRF policy. ## Affected Packages / Versions - Package: `openclaw` - Ecosystem: npm - Affected versions: `< 2026.4.10` - Patched versions: `>= 2026.4.10` ## Impact The browser `/tabs/action` select and close branches could operate on targets without enforcing configured browser SSRF policy, weakening tab-level navigation protections. ## Technical Details The fix enforces browser SSRF policy in the select and close tab-action branches. ## Fix The issue was fixed in #63332. The first stable tag containing the fix is `v2026.4.10`, and `openclaw@2026.4.14` includes the fix. ## Fix Commit(s) - `48c0347921b7e9438af0312968fc360ca88023f3` - PR: #63332 ## Release Process Note Users should upgrade to `openclaw` 2026.4.10 or newer. The latest npm release, `2026.4.14`, already includes the fix. ## Credits Thanks to @tdjackey for reporting this issue.
Status Published
Exploitability 0.5
Weighted Severity 7.7
Risk 3.9
Affected and Fixed Packages Package Details
Introduced and Fixed Package Commit Patches Package Commit Patches Details
Weaknesses (2)
CWE-862 Missing Authorization
CWE-918 Server-Side Request Forgery (SSRF)
System Score Found at
cvssv3.1 8.5 https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2026/04/GHSA-rj2p-j66c-mgqh/GHSA-rj2p-j66c-mgqh.json
cvssv4 6.9 https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2026/04/GHSA-rj2p-j66c-mgqh/GHSA-rj2p-j66c-mgqh.json
generic_textual MODERATE
Reference id Reference type URL
https://github.com/openclaw/openclaw
https://github.com/openclaw/openclaw/commit/48c03479211799ec3c1305ad69037cea25ba0e1e
https://github.com/openclaw/openclaw/pull/63332
https://github.com/openclaw/openclaw/security/advisories/GHSA-rj2p-j66c-mgqh
48c0347921b7e9438af0312968fc360ca88023f3 Other https://github.com/openclaw/openclaw/commit/48c0347921b7e9438af0312968fc360ca88023f3
CVE-2026-42439 https://nvd.nist.gov/vuln/detail/CVE-2026-42439
openclaw-ssrf-policy-bypass-in-browser-tabs-action-routes Advisory https://www.vulncheck.com/advisories/openclaw-ssrf-policy-bypass-in-browser-tabs-action-routes
No exploits are available.

No EPSS data available for this advisory.

Patch URL
There are no known patches.
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N Found at https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2026/04/GHSA-rj2p-j66c-mgqh/GHSA-rj2p-j66c-mgqh.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N Found at https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2026/04/GHSA-rj2p-j66c-mgqh/GHSA-rj2p-j66c-mgqh.json
Attack Vector (AV) Attack Complexity (AC) Attack Requirements (AT) Privileges Required (PR) User Interaction (UI) Vulnerable System Impact Confidentiality (VC) Vulnerable System Impact Integrity (VI) Vulnerable System Impact Availability (VA) Subsequent System Impact Confidentiality (SC) Subsequent System Impact Integrity (SI) Subsequent System Impact Availability (SA)

network

adjacent

local

physical

low

high

none

present

none

low

high

none

passive

active

high

low

none

high

low

none

high

low

none

high

low

none

high

low

none

high

low

none

Vector: SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2026-05-05T14:03:51Z/

Decision: Track

Source URL: https://github.com/cisagov/vulnrichment/blob/develop/2026/42xxx/CVE-2026-42439.json

Source Advisory: vulnrichment/CVE-2026-42439

View SSVC decision tree 
[{'Exploitation': 'none'},
 {'Automatable': 'no'},
 {'Technical Impact': 'partial'},
 {'Mission Prevalence': 'minimal'},
 {'Public Well-being Impact': 'material'},
 {'Mission & Well-being': 'medium'}]