CVE-2021-30688 | Vulnetix

CVE-2021-30688 PUBLISHED

Reported by apple · Published September 8, 2021

A malicious application may be able to break out of its sandbox. This issue is fixed in macOS Big Sur 11.4, Security Update 2021-003 Catalina. A path handling issue was addressed with improved validation.

Fixed versions

Upgrade to a fixed version or later. Language registries are listed first, then Linux distributions, then vendor products.

Package	Ecosystem	Fixed in
macos	apple	2021, 11.4
mac_os_x	apple	10.15.6

Affected products

Vendor	Product	Versions
Apple	macOS	unspecified
Apple	macOS	unspecified
Apple	macOS	,

Timeline

May 25, 2021 CVE Published
Sep 9, 2021 EPSS Score (30 in total, the first dated here)
Jun 1, 2026 Security Advisory
Aug 3, 2026 Coalition ESS Score

Query this with the API

The same record, from the CLI:

vulnetix vdb vuln CVE-2021-30688
vulnetix vdb fixes CVE-2021-30688

Or with curl, using the org id and key from your account page:

curl -s -H "Authorization: ApiKey ${VULNETIX_ORG_ID}:${VULNETIX_API_KEY}" \
  "https://api.vdb.vulnetix.com/v2/vuln/CVE-2021-30688/fixes/registry"

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References

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