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CVE-2026-107181

Telegram Desktop before 7.2.9 IPC Record Injection File Exfiltration via interpret: Scheme

8.6 HighPublic exploitFix available

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.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
Passive

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
None

Exploit likelihood

0.61%Up 0.3 points since Oct 8, 2026
90%50%10%1%

What each source reports

CVE List Score used 8.6

Telegram Desktop before 7.2.9 IPC Record Injection File Exfiltration via interpret: Scheme

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.

Record
CVE-2026-107181
CVSS 4.0
8.6 HighCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
CVSS 3.1
8.1 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
Weakness
CWE-143
Updated
2026-11-02
EUVDEUVD-2026-94329 8.6

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.

Record
EUVD-2026-94329
CVSS 4.0
8.6 HighCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
Updated
2026-11-02
GitHub AdvisoriesGHSA-2h6w-ccjh-5jhr 8.6

Telegram Desktop before 7.2.9 contains an IPC record-separator injection vulnerability in Core:...

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.

Record
GHSA-2h6w-ccjh-5jhr
CVSS 4.0
8.6 HighCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CVSS 3.1
8.1 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
Weakness
CWE-143
Updated
2026-11-02
NVD 8.6

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.

Record
CVE-2026-107181
CVSS 4.0
8.6 HighCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CVSS 3.1
8.1 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
Weakness
CWE-143
Updated
2026-11-02
OSV 8.6

Telegram Desktop before 7.2.9 IPC Record Injection File Exfiltration via interpret: Scheme

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.

Record
CVE-2026-107181
CVSS 4.0
8.6 HighCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
Weakness
CWE-143
Updated
2026-11-02
OSVDEBIAN-CVE-2026-107181 8.6

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.

Record
DEBIAN-CVE-2026-107181
CVSS 4.0
8.6 HighCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Updated
2026-11-06
OSVUBUNTU-CVE-2026-107181 8.6

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.

Record
UBUNTU-CVE-2026-107181
CVSS 4.0
8.6 HighCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
CVSS 3.1
8.1 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
telegram-desktop
Debian:12
 before 4.6.5+ds-2+deb12u1, plus listed versions
4.6.5+ds-2
4.6.5+ds-2+deb12u1
telegram-desktop
Debian:14
 before 5.7.2+ds-6, plus listed versions
1.0.14-11.0.29-11.1.0-11.1.10-11.1.18-1
Show 45 moreShow less
1.1.19-11.1.19-21.1.23-11.1.23-1~bpo9+11.1.23-21.1.23-31.2.1-11.2.1-21.2.15-11.2.17-11.2.6-11.2.6-21.3.10-11.3.10-21.3.14-11.3.7-11.4.0-11.5.11-11.5.2-11.5.4-11.5.8-11.7.0-11.7.14-11.8.15-11.8.15-21.8.15-2~bpo10+11.8.2-11.8.2-21.8.4-11.8.8-11.9.14+ds-11.9.14+ds-21.9.21+ds-11.9.8~slim-12.0.1+ds-12.1.0+ds-12.1.4+ds-12.1.5+ds-12.1.7+ds-12.1.7+ds-22.2.0+ds-12.2.0+ds-22.2.0+ds-2~bpo10+12.2.0+ds-32.2.0+ds-4
5.7.2+ds-6
telegram-desktop
Ubuntu:18.04:LTS
 All versions, plus listed versions
1.1.23-11.1.23-1build11.1.23-21.1.23-31.2.6-1
Show 7 moreShow less
1.2.6-21.2.6-2build11.2.6-2build21.2.6-2build31.2.15-11.2.15-1build11.2.17-1
 None known
telegram-desktop
Ubuntu:20.04:LTS
 All versions, plus listed versions
1.8.8-11.8.15-21.9.8~slim-11.9.14+ds-11.9.14+ds-2
Show 5 moreShow less
1.9.21+ds-12.0.1+ds-12.0.1+ds-1build12.1.7+ds-2~ubuntu20.04.13.1.1+ds-1~ubuntu20.04.1
 None known
telegram-desktop
Ubuntu:22.04:LTS
 All versions, plus listed versions
3.1.1+ds-13.5.2+ds-13.6.1+ds-2build1
 None known

Public exploits

Links only. Every CVE stores no exploit code.

Public exploits
SourceLinkDate
PoC in GitHubSeanDishman/telegram-cve-2026-1071812026-10-10
PoC in GitHub00nx/telegram-account-takeover-poc2026-10-13
PoC in GitHubabdugafforov-bobur/cve-2026-107181-poc2026-10-14

History

History
RecordedChangedSources
affectedOSV
affected, exploits, factsOSV
first indexedCVE List, EUVD, GitHub Advisories, NVD, OSV, PoC in GitHub

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2026-107181 is a high vulnerability (CVSS 8.6) in Telegram Desktop, published October 7, 2026. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 0.61%, the 49th percentile. Fixed in telegram-desktop 4.6.5+ds-2+deb12u1.

References

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Left out here: 71 versions. The JSON record has them.

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