P4Verified

CVE-2026-53839: openclaw before 2026.5.7 (exclusive); +1 more affected products

CVE-2026-53839. CVSS 3.1 base score 6.5 (MEDIUM, Vendor/CNA). EPSS 0.00461 (percentile 0.37855), scored 2026-10-06.

Affected technology

openclaw · before 2026.5.7 (exclusive)
openclaw

OpenClaw · 0 to before 2026.5.7
OpenClaw

Description’s affected range: before 2026.5.7

Component: Not specified by the source

Attack conditions (Vendor/CNA, CVSS 4.0): Network (remote) · Low privileges required · No user interaction required

What an attacker can do

Attackers can exploit this by crafting a hostname prefix resembling a trusted host to send authentication material to untrusted endpoints. Vendor/CNA’s CVSS 4.0 assessment (base score 6.0/10) rates confidentiality impact as high; integrity and availability impact as none.

Published 2026-10-08 17:35:00.636317+00:00

CWE: CWE-1023
CCR priority: 26.1 /100 (P4)
CVSS 3.1: 6.5 /10 · CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N · Vendor/CNA
EPSS: 0.00461 · percentile 0.37961 · 2026-10-08
KEV: no

Provenance

FIRST EPSS daily exploit-probability · Source record · observed 2026-10-08 17:36:22.845483+00:00 UTC
NVD CVE API 2.0 · Source record · observed 2026-10-08 17:32:11.049884+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2026-53839.html