CVE-2019-11927 json
An integer overflow in WhatsApp media parsing libraries allows a remote attacker to perform an out-of-bounds write on the heap via speciall…
published 2019-09-27 7 y ago modified 2026-06-17 4 mo ago also EUVD-2019-3585
- cvss
- 7.8
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.9%
- EPSS 0.9% chance of exploitation in 30 days, percentile 60%
- public exploits
- 0
- none known
Summary
An integer overflow in WhatsApp media parsing libraries allows a remote attacker to perform an out-of-bounds write on the heap via specially-crafted EXIF tags in WEBP images. This issue affects WhatsApp for Android before version 2.19.143 and WhatsApp for iOS before version 2.19.100.
Patch / fix
- whatsapp whatsapp 2.9.143, 2.19.100
Exploit prediction
0.93% chance of exploitation in the next 30 days, higher than 60% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 7.8 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 6.8 | AV:N/AC:M/Au:N/C:P/I:P/A:P |
Affected products
- Facebook WhatsApp for Android
- Facebook WhatsApp for iOS
Classification
- Weakness
-
- CWE-190 Integer Overflow or Wraparound
References
-
facebook.com
/security/advisories/cve-2019-11927
third-party-advisory
Sources
- CVE List CVE-2019-11927
- NVD CVE-2019-11927
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