CVE-2026-8305

Name: CVE-2026-8305
Creator: NVD / NIST
Published: 2026-05-11T18:16:44.8+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.5/10EPSS 0.64%

Last modified Jun 17, 2026

CVE-2026-8305 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. A vulnerability was detected in OpenClaw up to 2026.1.24. The impacted element is the function handleBlueBubblesWebhookRequest of the file extensions/bluebubbles/src/monitor.ts of the component bluebubbles Webhook. EPSS estimates a 0.64% chance of exploitation in the next 30 days.

Description

A vulnerability was detected in OpenClaw up to 2026.1.24. The impacted element is the function handleBlueBubblesWebhookRequest of the file extensions/bluebubbles/src/monitor.ts of the component bluebubbles Webhook. Performing a manipulation results in improper authentication. It is possible to initiate the attack remotely. The exploit is now public and may be used. Upgrading to version 2026.2.12 is sufficient to resolve this issue. The patch is named a6653be0265f1f02b9de46c06f52ea7c81a836e6. The affected component should be upgraded.

Metrics

CVSS 3.1

9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS 4.0

5.5/10

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/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

EPSS Probability

0.64%

45.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-287

Affected Software

Vendor	Product	Versions
Openclaw	Openclaw	< 2026.2.12

References

https://github.com/Dave-gilmore-aus/security-advisories/blob/main/ClawdBot(aka%20OpenClaw)-Auth-Bypass-SSRFExploit, Mitigation, Vendor Advisory
https://github.com/openclaw/openclaw/Product
https://github.com/openclaw/openclaw/commit/a6653be0265f1f02b9de46c06f52ea7c81a836e6Patch
https://github.com/openclaw/openclaw/issues/13786Exploit, Issue Tracking, Mitigation
https://github.com/openclaw/openclaw/pull/13787Issue Tracking, Patch
https://github.com/openclaw/openclaw/releases/tag/v2026.2.12Release Notes
https://vuldb.com/submit/809371Third Party Advisory, VDB Entry
https://vuldb.com/vuln/362590Third Party Advisory, VDB Entry
https://vuldb.com/vuln/362590/ctiPermissions Required, VDB Entry

Timeline

Published: May 11, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2026-8305?

How severe is CVE-2026-8305?

CVE-2026-8305 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.64% probability of exploitation in the next 30 days.

How do I fix CVE-2026-8305?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-8305?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST