Staging Environment: Content and features may be unstable or change without notice.
Advisory details: github_osv / GHSA-3xv9-89fm-7h4r
Advisory ID github_osv/GHSA-3xv9-89fm-7h4r
Aliases CVE-2026-41403
Summary OpenClaw: diffs viewer misclassifies proxied remote requests as loopback when `allowRemoteViewer` is disabled ## Summary diffs viewer misclassifies proxied remote requests as loopback when `allowRemoteViewer` is disabled ## Current Maintainer Triage - Status: open - Normalized severity: low - Assessment: Shipped v2026.3.28 misclassified proxied diff-viewer requests as local loopback in some cases, a real but low-severity access-control flaw. ## Affected Packages / Versions - Package: `openclaw` (npm) - Latest published npm version: `2026.3.31` - Vulnerable version range: `<=2026.3.28` - Patched versions: `>= 2026.3.31` - First stable tag containing the fix: `v2026.3.31` ## Fix Commit(s) - `30a1690323088fd291abd11643a264a6828a002c` — 2026-03-30T14:17:27-06:00 ## Release Process Note - The fix is already present in released version `2026.3.31`. - This draft looks ready for final maintainer disposition or publication, not additional code-fix work. Thanks @smaeljaish771 for reporting.
Status Published
Exploitability 0.5
Weighted Severity 5.7
Risk 2.9
Affected and Fixed Packages Package Details
Introduced and Fixed Package Commit Patches Package Commit Patches Details
Weaknesses (2)
CWE-807 Reliance on Untrusted Inputs in a Security Decision
CWE-348 Use of Less Trusted Source
System Score Found at
cvssv3.1 4.0 https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2026/04/GHSA-3xv9-89fm-7h4r/GHSA-3xv9-89fm-7h4r.json
cvssv4 6.3 https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2026/04/GHSA-3xv9-89fm-7h4r/GHSA-3xv9-89fm-7h4r.json
generic_textual MODERATE
Reference id Reference type URL
https://github.com/openclaw/openclaw
https://github.com/openclaw/openclaw/commit/30a1690323088fd291abd11643a264a6828a002c
https://github.com/openclaw/openclaw/releases/tag/v2026.3.31
https://github.com/openclaw/openclaw/security/advisories/GHSA-3xv9-89fm-7h4r
https://www.vulncheck.com/advisories/openclaw-access-control-bypass-via-proxied-remote-request-misclassification
CVE-2026-41403 https://nvd.nist.gov/vuln/detail/CVE-2026-41403
No exploits are available.

No EPSS data available for this advisory.

Patch URL
There are no known patches.
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N Found at https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2026/04/GHSA-3xv9-89fm-7h4r/GHSA-3xv9-89fm-7h4r.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:H/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N Found at https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2026/04/GHSA-3xv9-89fm-7h4r/GHSA-3xv9-89fm-7h4r.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/2026-04-29T19:09:33Z/

Decision: Track

Source URL: https://github.com/cisagov/vulnrichment/blob/develop/2026/41xxx/CVE-2026-41403.json

Source Advisory: vulnrichment/CVE-2026-41403

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