CVE-2023-26818 Security feature bypass in n/a

Medium 5.5 Published 19 May 2023 Updated 9 Jul 2026

Attackers can bypass iOS security restrictions to access protected files, microphone, or camera on Telegram for iOS.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2023-26818?

CVE-2023-26818 is a medium-severity vulnerability in n/a, published on 19 May 2023. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Telegram 9.3.1 and 9.4.0 allows attackers to access restricted files, microphone ,or video recording via the DYLD_INSERT_LIBRARIES flag.

Weakness: CWE-863

Which versions are affected by CVE-2023-26818?

It affects 1 product.

Products include Telegram Telegram.

How do I fix CVE-2023-26818?

No fix has been published for CVE-2023-26818 yet. Limit exposure of the affected software until one is available.

Is CVE-2023-26818 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-26818 exists.

Public exploit code: 1 proofs of concept on GitHub.

Sources

Also known as GHSA-hhv3-mhvj-w7c3.