CVE-2023-41991
Act now ● On CISA KEV — actively exploited
Actively exploited — on the CISA KEV list.
CVSS base
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EPSS — probability of exploitation (30 days)
4.5%
91.1th percentile
CISA KEV
Listed
Added 2023-09-25 · patch by 2023-10-16
Weakness / dates
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Published — · modified —
Timeline
- 2023-09-25 — Added to CISA KEV (actively exploited)
- 2023-10-16 — CISA patch-by deadline
Description
Apple iOS, iPadOS, macOS, and watchOS contain an improper certificate validation vulnerability that can allow a malicious app to bypass signature validation.