CVE-2026-107181 Telegram Desktop before 7.2.9 IPC Record Injection File Exfiltration via interpret: Scheme
Remote attackers can inject IPC records via crafted links to exfiltrate local session keys, leading to account takeover in Telegram Desktop.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-107181?
CVE-2026-107181 is a high-severity vulnerability in Telegram Desktop, published on 7 Oct 2026. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
Telegram Desktop before 7.2.9 contains an IPC record-separator injection vulnerability in Core::Sandbox that allows remote attackers to inject OPEN: records via crafted tg:// links containing unescaped semicolons. Attackers can reach the interpret: scheme handler to upload local files, including tdata session keys, to an attacker channel, enabling account takeover.
Weakness: CWE-143
Which versions are affected by CVE-2026-107181?
How do I fix CVE-2026-107181?
No fix has been published for CVE-2026-107181 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-107181 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-107181 exists.
Public exploit code: 3 proofs of concept on GitHub.
Sources
Also known as DEBIAN-CVE-2026-107181, GHSA-2h6w-ccjh-5jhr, UBUNTU-CVE-2026-107181.