Medium 4.8Published Oct 14, 2026

CVE-2026-110768holaOS through 2026.822.1 Authorization Bypass via Telegram Connector Username Allowlist

Updated under an hour ago (Oct 27, 2026, 1:00 PM ET)

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No exploitation reported and no EPSS estimate yet.

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Exploited in the last 30 days

holaOS through 2026.822.1 contains an authorization bypass vulnerability in the channel-gateway Telegram connector that authorizes senders by mutable username rather than only numeric id. Attackers who register a released username listed in allowFrom can submit turns to the bound workspace agent, which runs configured tools on the operator's machine.

CVSS: 4.8 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N
Weakness (CWE): CWE-290
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: VulnCheck
NVD analysis: Deferred
Record last updated: Oct 19, 2026
First seen by InfoSec Signals: Oct 14, 2026

Affected products

Affected products

holaboss-ai holaOS holaboss_ai:holaos (from the name)	through 2026.822.1	CNA record

References

References

https://hackmd.io/@hieuPenguinnn/holaos-channel-gateway-allow-all-sender-default	technical-description, exploit
https://github.com/holaboss-ai/holaOS/blob/4684714ee133794cdbb86630e42b7d93447fb2e2/runtime/channel-gateway/src/connectors/telegram.ts#L491	technical-description
https://github.com/holaboss-ai/holaOS	product
https://www.vulncheck.com/advisories/holaos-through-2026.822.1-authorization-bypass-via-telegram-connector-username-allowlist	third-party-advisory

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.