PT-2026-31972 · Openclaw · Openclaw

Peng Zhou · CVE-2026-35661 · Published 2026-03-29 · Updated 2026-04-10

Positive Technologies (AI Summary)

CVSS v4.0

6.9

Medium

Base vector

AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N

Name of the Vulnerable Software and Affected Versions OpenClaw versions prior to 2026.3.25

Description OpenClaw contains an authorization bypass issue in Telegram callback query handling. Attackers can modify session state without proper DM pairing due to weaker callback-only authorization in direct messages. This allows bypassing DM pairing and modifying session state.

Recommendations Update to version 2026.3.25 or later.

Exploit

Fix

Improper Authorization

Incorrect Authorization

Authentication Bypass Using an Alternate Path or Channel

Weakness Enumeration

CWE-285

CWE-863

CWE-288

Related Identifiers

CVE-2026-35661

GHSA-J4C9-W69R-CW33

Affected Products

Openclaw

References · 9

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/35xxx/CVE-2026-35661.json · Exploit
• https://github.com/openclaw/openclaw/security/advisories/GHSA-j4c9-w69r-cw33 · Vendor Advisory
• https://github.com/openclaw/openclaw/commit/269282ac69ab6030d5f30d04822668f607f13065 · Patch
• https://osv.dev/vulnerability/CVE-2026-35661 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-35661 · Security Note
• https://osv.dev/vulnerability/GHSA-j4c9-w69r-cw33 · Vendor Advisory
• https://github.com/openclaw/openclaw · Note
• https://vulncheck.com/advisories/openclaw-telegram-dm-scoped-inline-button-callback-authorization-bypass · Note
• https://twitter.com/CVEnew/status/2042710250529108349 · Twitter Post