Telegram Android <7.1.0 (2090), Telegram iOS <7.1, and Telegram macOS <7.1 are affected…
Priority LOW 27CWE-787Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA.
Summary
Telegram Android <7.1.0 (2090), Telegram iOS <7.1, and Telegram macOS <7.1 are affected by a Stack Based Overflow in the blit function of their custom fork of the rlottie library. A remote attacker might be able to access Telegram's stack memory out-of-bounds on a victim device via a malicious animated sticker.
Why it matters now
EPSS 0.01288 70th percentileScored 2026-11-07
Public exploit Yes 2 exploit referencesTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2021-31315
- 2026-10-03 Alias added: GHSA-85m7-hcp4-g8x4
References
More Telegram vulnerabilities
- TI-2018-11088 An issue was discovered in the org.telegram.messenger application 4.8.11 for Android. CVSS 3.0MEDIUM 6.8
- TI-2021-10892 The Telegram app 7.6.2 for iOS allows remote authenticated users to cause a denial of… CVSS 3.1MEDIUM 5.7
- TI-2023-11787 Telegram 9.3.1 and 9.4.0 allows attackers to access restricted files, microphone ,or… CVSS 3.1MEDIUM 5.5
- TI-2019-07370 Telegram Desktop before 1.5.12 on Windows, and the Telegram applications for Android… CVSS 3.0HIGH 8.8
- TI-2018-14480 The "secret chat" feature in Telegram 4.9.1 for Android has a "side channel" in which… CVSS 3.0HIGH 8.1
- TI-2024-06509 Improper multimedia file attachment validation in Telegram for Android app CVSS 4.0HIGH 7.1
Sources
- CVE-2021-31315 · CVE Program
- CVE-2021-31315 · NVD
- FIRST EPSS
- GHSA-85m7-hcp4-g8x4 · GitHub Advisory Database · CC BY 4.0
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