CVE-2026-35661
OpenClaw: Telegram DM-Scoped Inline Button Callbacks Bypass DM Pairing and Mutate Session State
Description
## Summary Telegram DM-Scoped Inline Button Callbacks Bypass DM Pairing and Mutate Session State ## Affected Packages / Versions - Package: `openclaw` - Affected versions: `<= 2026.3.24` - First patched version: `2026.3.25` - Latest published npm version at verification time: `2026.3.24` ## Details Telegram callback queries from direct messages previously used weaker callback-only authorization and could mutate session state without satisfying normal DM pairing. Commit `269282ac69ab6030d5f30d04822668f607f13065` enforces DM authorization for callbacks. Verified vulnerable on tag `v2026.3.24` and fixed on `main` by commit `269282ac69ab6030d5f30d04822668f607f13065`. ## Fix Commit(s) - `269282ac69ab6030d5f30d04822668f607f13065`
How to fix CVE-2026-35661
To remediate CVE-2026-35661, upgrade the affected package to a fixed version below.
- —upgrade to 2026.3.28 or later
Is CVE-2026-35661 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 2026.3.28
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N |
| osv | CVSS 3.1 | MEDIUM5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N |