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CVE-2020-9950

A use after free issue was addressed with improved memory management. This issue is fixed in watchOS 7.0, tvOS 14.0, Safari 14.0, iOS 14.0…

Description

A use after free issue was addressed with improved memory management. This issue is fixed in watchOS 7.0, tvOS 14.0, Safari 14.0, iOS 14.0 and iPadOS 14.0. Processing maliciously crafted web content may lead to arbitrary code execution.

Timeline

  1. ID reserved

    By apple

  2. · 9 months later

    Published

  3. · 4 years later

    Record updated

Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.

Scores

CVSS scores of CVE-2020-9950, by who scored it
Scored byCVSSScoreVector
NVDNVD · Modified3.1High8.8CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS (exploitation in 30 days)
1.5% · top 26% of all CVEs (12 Nov 2026)
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: High 8.8.

Affected products

References

References4

Sources

The same CVE in the primary databases and aggregators, to check against.

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Record last updated .