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CVE-2020-9961An out-of-bounds read was addressed with improved input validation. This issue is fixed in macOS Catalina 10.15.7, Security Update…
- 7.8HighCVSS base score
- 1.6%Exploitation in 30 daysEPSS · top 24% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
An out-of-bounds read was addressed with improved input validation. This issue is fixed in macOS Catalina 10.15.7, Security Update 2020-005 High Sierra, Security Update 2020-005 Mojave. Processing a maliciously crafted image may lead to arbitrary code execution.
Timeline
ID reserved
By apple
- 8 months later
· 8 months later
Published
- 4 years later
· 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
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | High7.8 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 1.6% · top 24% of all CVEs (14 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.8.
Affected products
References
References10
- https://support.apple.com/kb/HT211843 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://support.apple.com/kb/HT211850 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://support.apple.com/kb/HT211844 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://support.apple.com/en-us/HT211849 (opens in a new tab)x_refsource_MISCx_transferred
- https://support.apple.com/kb/HT211952 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 20201115 APPLE-SA-2020-11-13-4 Additional information for APPLE-SA-2020-09-16-2 tvOS 14.0 (opens in a new tab)mailing-listx_refsource_FULLDISCx_transferred
- 20201115 APPLE-SA-2020-11-13-3 Additional information for APPLE-SA-2020-09-16-1 iOS 14.0 and iPadOS 14.0 (opens in a new tab)mailing-listx_refsource_FULLDISCx_transferred
- 20201115 APPLE-SA-2020-11-13-6 Additional information for APPLE-SA-2020-09-16-4 watchOS 7.0 (opens in a new tab)mailing-listx_refsource_FULLDISCx_transferred
- 20201115 APPLE-SA-2020-11-13-7 Additional information for APPLE-SA-2020-09-24-1 macOS Catalina 10.15.7, Security Update 2020-005 High Sierra, Security Update 2020-005 Mojave (opens in a new tab)mailing-listx_refsource_FULLDISCx_transferred
- https://support.apple.com/kb/HT211935 (opens in a new tab)x_refsource_CONFIRMx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2020-30740 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2020-9961)Record last updated .