CVE-2023-34658

CVE-2023-34658 is a medium-severity vulnerability in Telegram with a CVSS 3.x base score of 5.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-1021.

Key facts

Description

Telegram v9.6.3 on iOS allows attackers to hide critical information on the User Interface via calling the function SFSafariViewController.

Frequently asked questions

What is CVE-2023-34658?
Telegram v9.6.3 on iOS allows attackers to hide critical information on the User Interface via calling the function SFSafariViewController.
How severe is CVE-2023-34658?
CVE-2023-34658 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2023-34658 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (33rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-34658?
CVE-2023-34658 affects Telegram. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-34658?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-34658 published?
CVE-2023-34658 was published on 2023-06-29 and last updated on 2026-06-17.

References

Affected products (1)

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