CVE catalog
CVE-2020-12474
telegram-desktop: CVE-2020-12474
- Severity
- Medium
- Published
- Source
- [NVD] · [CVE record]
- EPSS
- 2.59% · Oct 25, 2026
Telegram Desktop through 2.0.1, Telegram through 6.0.1 for Android, and Telegram through 6.0.1 for iOS allow an IDN Homograph attack via Punycode in a public URL or a group chat invitation URL.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | telegram-desktop | sid | 5.7.2+ds-5 | fixed |
| Debian | telegram-desktop | forky | 5.7.2+ds-5 | fixed |
| Debian | telegram-desktop | bookworm | 4.6.5+ds-2 | fixed |
| Ubuntu | telegram-desktop | 18.04 | 1.1.23-1 | vulnerable |
| Ubuntu | telegram-desktop | 18.04 | 1.1.23-1build1 | vulnerable |
| Ubuntu | telegram-desktop | 18.04 | 1.1.23-2 | vulnerable |
| Ubuntu | telegram-desktop | 18.04 | 1.1.23-3 | vulnerable |
| Ubuntu | telegram-desktop | 18.04 | 1.2.6-1 | vulnerable |
| Ubuntu | telegram-desktop | 18.04 | 1.2.6-2 | vulnerable |
| Ubuntu | telegram-desktop | 18.04 | 1.2.6-2build1 | vulnerable |
| Ubuntu | telegram-desktop | 18.04 | 1.2.6-2build2 | vulnerable |
| Ubuntu | telegram-desktop | 18.04 | 1.2.6-2build3 | vulnerable |
| Ubuntu | telegram-desktop | 18.04 | 1.2.15-1 | vulnerable |
| Ubuntu | telegram-desktop | 18.04 | 1.2.15-1build1 | vulnerable |
| Ubuntu | telegram-desktop | 18.04 | 1.2.17-1 | vulnerable |
| Ubuntu | telegram-desktop | 20.04 | 1.8.8-1 | vulnerable |
| Ubuntu | telegram-desktop | 20.04 | 1.8.15-2 | vulnerable |
| Ubuntu | telegram-desktop | 20.04 | 1.9.8~slim-1 | vulnerable |
| Ubuntu | telegram-desktop | 20.04 | 1.9.14+ds-1 | vulnerable |
| Ubuntu | telegram-desktop | 20.04 | 1.9.14+ds-2 | vulnerable |
| Ubuntu | telegram-desktop | 20.04 | 1.9.21+ds-1 | vulnerable |
| Ubuntu | telegram-desktop | 20.04 | 2.0.1+ds-1 | vulnerable |
| Ubuntu | telegram-desktop | 20.04 | 2.0.1+ds-1build1 | vulnerable |
| Ubuntu | telegram-desktop | 20.04 | 2.1.7+ds-2~ubuntu20.04.1 | vulnerable |
| Ubuntu | telegram-desktop | 20.04 | 3.1.1+ds-1~ubuntu20.04.1 | vulnerable |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | telegram-desktop | source | sid | 2.1.0+ds-1 | not yet assigned | Not reported | Not reported |
| Debian | telegram-desktop | source | forky | 2.1.0+ds-1 | not yet assigned | Not reported | Not reported |
| Debian | telegram-desktop | source | bookworm | 2.1.0+ds-1 | not yet assigned | Not reported | Not reported |
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [telegram-desktop]Fixed
Source package: [telegram-desktop]
Details (2)
4.6.5+ds-2+b1· amd64 · bookwormFixed · Fixed:
2.1.0+ds-1dsa · telegram-desktop · debian · bookworm; dsa · telegram-desktop · debian · 12
4.6.5+ds-2+b1· arm64 · bookwormFixed · Fixed:
2.1.0+ds-1dsa · telegram-desktop · debian · bookworm; dsa · telegram-desktop · debian · 12
Observed: