High severity · published Oct 7, 2026
CVE-2026-107181
Telegram Desktop before 7.2.9 IPC Record Injection File Exfiltration via interpret: Scheme
8.1
CVSS
0.6%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.6% · higher than 49% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
TD
Telegram Desktop · Telegram
before 7.2.9 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-107181
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-107181
technical-description
https://beaksec.github.io/posts/telegram-desktop-one-click-account-takeover/
patch
https://github.com/telegramdesktop/tdesktop/commit/db3405699f8fc3ae28a58d2348b7d13a43c0590a
release-notes
https://github.com/telegramdesktop/tdesktop/releases/tag/v7.2.9
technical-description
https://github.com/telegramdesktop/tdesktop/blob/v7.2.8/Telegram/SourceFiles/core/sandbox.cpp#L362-L364
technical-description
https://github.com/telegramdesktop/tdesktop/blob/v7.2.8/Telegram/SourceFiles/support/support_helper.cpp#L673-L751
product
https://github.com/telegramdesktop/tdesktop
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