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Fencer Vulns
critical 9.8

CVE-2022-26711 json

An integer overflow issue was addressed with improved input validation.

published 2022-05-26 4 y ago modified 2026-06-17 4 mo ago also EUVD-2022-31261

cvss
9.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
4.0%
EPSS 4.0% chance of exploitation in 30 days, percentile 90%
public exploits
0
none known

Summary

An integer overflow issue was addressed with improved input validation. This issue is fixed in tvOS 15.5, iTunes 12.12.4 for Windows, iOS 15.5 and iPadOS 15.5, watchOS 8.6, macOS Monterey 12.4. A remote attacker may be able to cause unexpected application termination or arbitrary code execution.

Patch / fix

  • Apple watchOS 8.6, 12.4, 12.12, 15.5

Exploit prediction

4.04% chance of exploitation in the next 30 days, higher than 90% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

Affected products

  • Apple watchOS

Classification

Weakness
  • CWE-190 Integer Overflow or Wraparound

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.