CVE-2021-30790
An information disclosure issue was addressed by removing the vulnerable code. This issue is...
An information disclosure issue was addressed by removing the vulnerable code. This issue is fixed in macOS Big Sur 11.5, Security Update 2021-004 Catalina, Security Update 2021-005 Mojave. Opening a maliciously crafted file may lead to unexpected application termination or arbitrary code execution.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
An information disclosure issue was addressed by removing the vulnerable code. This issue is fixed in macOS Big Sur 11.5, Security Update 2021-004 Catalina, Security Update 2021-005 Mojave. Opening a maliciously crafted file may lead to unexpected application termination or arbitrary code execution.
- Record
CVE-2021-30790- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - CVSS 2.0
- 6.8 Medium
AV:N/AC:M/Au:N/C:P/I:P/A:P - Updated
- 2026-11-02
CVE ListNo score
An information disclosure issue was addressed by removing the vulnerable code. This issue is fixed in macOS Big Sur 11.5, Security Update 2021-004 Catalina, Security Update 2021-005 Mojave. Opening a maliciously crafted file may lead to unexpected application termination or arbitrary code execution.
- Record
CVE-2021-30790- Updated
- 2026-11-02
EUVDEUVD-2021-17707No score
An information disclosure issue was addressed by removing the vulnerable code. This issue is fixed in macOS Big Sur 11.5, Security Update 2021-004 Catalina, Security Update 2021-005 Mojave. Opening a maliciously crafted file may lead to unexpected application termination or arbitrary code execution.
- Record
EUVD-2021-17707- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-rc3h-29jg-grwg
An information disclosure issue was addressed by removing the vulnerable code. This issue is...
An information disclosure issue was addressed by removing the vulnerable code. This issue is fixed in macOS Big Sur 11.5, Security Update 2021-004 Catalina, Security Update 2021-005 Mojave. Opening a maliciously crafted file may lead to unexpected application termination or arbitrary code execution.
- Record
GHSA-rc3h-29jg-grwg- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-200
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-30790 is a high vulnerability (CVSS 7.8) in Apple Macos, published September 8, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.20%, the 68th percentile. No source names a fixed version.