CVE-2021-30741 json
A use after free issue was addressed with improved memory management.
published 2021-09-08 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-17658
- cvss
- 7.1
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.8%
- EPSS 0.8% chance of exploitation in 30 days, percentile 58%
- public exploits
- 0
- none known
Summary
A use after free issue was addressed with improved memory management. This issue is fixed in iOS 14.6 and iPadOS 14.6. Processing a maliciously crafted mail message may lead to unexpected memory modification or application termination.
Patch / fix
- Apple iOS and iPadOS 14.6
Exploit prediction
0.84% chance of exploitation in the next 30 days, higher than 58% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 7.1 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:H |
| NVD | 2.0 | 5.8 | AV:N/AC:M/Au:N/C:N/I:P/A:P |
Affected products
- Apple iOS and iPadOS
Classification
- Weakness
-
- CWE-416 Use After Free
References
-
support.apple.com
/en-us/HT212528
vendor-advisory
Sources
- CVE List CVE-2021-30741
- NVD CVE-2021-30741
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.