Vulnerability Database

309,134

Total vulnerabilities in the database

CVE-2021-31321

Telegram Android <7.1.0 (2090), Telegram iOS <7.1, and Telegram macOS <7.1 are affected by a Stack Based Overflow in the gray_split_cubic function of their custom fork of the rlottie library. A remote attacker might be able to overwrite Telegram's stack memory out-of-bounds on a victim device via a malicious animated sticker.

  • Published: May 18, 2021
  • Updated: Nov 16, 2025
  • CVE: CVE-2021-31321
  • Severity: High
  • Exploit:

CVSS v3:

  • Severity: High
  • Score: 7.1
  • AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:H

CVSS v2:

  • Severity: Medium
  • Score: 5.8
  • AV:N/AC:M/Au:N/C:N/I:P/A:P

CWEs:

Software From Fixed in
telegram / telegram - 7.1.0