TI-2022-21173 Aliases CVE-2022-43363 GHSA-vjx6-6r3w-rpqc

Telegram Web 15.3.1 allows XSS via a certain payload derived from a Target Corporation…

LOW 28CWE-79Published 2022-12-06 · Updated 2024-08-03

Key facts

Attack vector: Network
Privileges required: None
User interaction: Required
Attack complexity: Low
Impact type: Cross-site scripting
Confidentiality · integrity · availability: Low · Low · None
Fix status: No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-79.

Summary

Telegram Web 15.3.1 allows XSS via a certain payload derived from a Target Corporation website. NOTE: some third parties have been unable to discern any relationship between the Pastebin information and a possible XSS finding.

Why it matters now

EPSS 0.00456 39th percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged 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

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:telegram:telegram:15.3.1:::::-::	15.3.1	Vulnerable	Telegram

cpe:2.3:a:telegram:telegram:15.3.1:*:*:*:*:-:*:* Versions 15.3.1 Vulnerable ·Telegram

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2022-43363
2026-10-03 Alias added: GHSA-vjx6-6r3w-rpqc

References

Exploit 1

https://pastebin.com/72MRwNXW

Other 1

https://bugs.telegram.org/c/17831

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

See all 26 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences