What is CVE-2026-35049?

CVE-2026-35049 is a medium-severity vulnerability in Wireapp Wire-ios, classified under Improper Input Validation. CVSS score: 6.5/10. Published 2026-06-02.

How severe is CVE-2026-35049?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Integer overflow in Wireapp Wire-ios

CVE-2026-35049

wire-ios is an iOS client for the Wire secure messaging application. Prior to version 4.16.0, upon receiving a crafted malicious Proteus external message with an encrypted payload that is shorter than 16 bytes, the Wire iOS client crashes…

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.001 (18.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

Affected products

Wireapp Wire-ios — versions < 4.16.0

Weakness classification (CWE)

CWE-20 — Improper Input Validation
CWE-191 — Integer Underflow

References

security-advisories@github.com (x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2026-35049?: CVE-2026-35049 is a medium-severity vulnerability in Wireapp Wire-ios, classified under Improper Input Validation. CVSS score: 6.5/10. Published 2026-06-02.
How severe is CVE-2026-35049?: Medium severity. CVSS v3 base score is 6.5 out of 10.