An integer overflow in WhatsApp could result in remote code execution in an established video call.
Priority MEDIUM 54CWE-122Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-122 and the CVSS impact.
Summary
An integer overflow in WhatsApp could result in remote code execution in an established video call.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.02458 84th percentileScored 2026-11-07
Fix Fixed WhatsApp for iOS (Meta): 2.22.16.12WhatsApp Business for iOS (Meta): 2.22.16.12+2 more products
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Meta | WhatsApp for iOS | before 2.22.16.12 | 2.22.16.12 | Patch available | CNA |
| Meta | WhatsApp Business for iOS | before 2.22.16.12 | 2.22.16.12 | Patch available | CNA |
| Meta | WhatsApp for Android | before 2.22.16.12 | 2.22.16.12 | Patch available | CNA |
| Meta | WhatsApp Business for Android | before 2.22.16.12 | 2.22.16.12 | Patch available | CNA |
- WhatsApp for iOS VendorMeta Affected before 2.22.16.12 Fixed in 2.22.16.12 Patch available CNA
- WhatsApp Business for iOS VendorMeta Affected before 2.22.16.12 Fixed in 2.22.16.12 Patch available CNA
- WhatsApp for Android VendorMeta Affected before 2.22.16.12 Fixed in 2.22.16.12 Patch available CNA
- WhatsApp Business for Android VendorMeta Affected before 2.22.16.12 Fixed in 2.22.16.12 Patch available CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:whatsapp:whatsapp:*:*:*:*:-:android:*:* | before 2.22.16.12 | Vulnerable | |
| cpe:2.3:a:whatsapp:whatsapp:*:*:*:*:-:iphone_os:*:* | before 2.22.16.12 | Vulnerable | |
| cpe:2.3:a:whatsapp:whatsapp_business:*:*:*:*:*:android:*:* | before 2.22.16.12 | Vulnerable | |
| cpe:2.3:a:whatsapp:whatsapp_business:*:*:*:*:*:iphone_os:*:* | before 2.22.16.12 | Vulnerable |
- cpe:2.3:a:whatsapp:whatsapp:*:*:*:*:-:android:*:* Versions before 2.22.16.12 Vulnerable ·WhatsApp
- cpe:2.3:a:whatsapp:whatsapp:*:*:*:*:-:iphone_os:*:* Versions before 2.22.16.12 Vulnerable ·WhatsApp
- cpe:2.3:a:whatsapp:whatsapp_business:*:*:*:*:*:android:*:* Versions before 2.22.16.12 Vulnerable ·WhatsApp
- cpe:2.3:a:whatsapp:whatsapp_business:*:*:*:*:*:iphone_os:*:* Versions before 2.22.16.12 Vulnerable ·WhatsApp
Remediation
- Fix · CNA WhatsApp for iOS (Meta) Fixed in 2.22.16.12
- Fix · CNA WhatsApp Business for iOS (Meta) Fixed in 2.22.16.12
- Fix · CNA WhatsApp for Android (Meta) Fixed in 2.22.16.12
- Fix · CNA WhatsApp Business for Android (Meta) Fixed in 2.22.16.12
Timeline
- 2026-10-02 Threatist record created from CVE-2022-36934
- 2026-10-03 Alias added: GHSA-h9c4-pjqq-xffc
References
More Meta vulnerabilities
- TI-2025-34861 Deserialization of untrusted data in Meta react-server-dom-webpack KEVCVSS 3.1CRITICAL 10.0
- TI-2019-02633 Heap-based buffer overflow in Meta WhatsApp for Android KEVCVSS 3.1CRITICAL 9.8
- TI-2019-13416 Cross-site scripting in Meta WhatsApp Desktop KEVCVSS 3.1HIGH 8.2
- TI-2023-23979 The HTTP/2 protocol allows a denial of service (server resource consumption) because… KEVCVSS 3.1HIGH 7.5
- TI-2025-34857 Incorrect authorization in Meta WhatsApp Desktop for Mac KEVCVSS 3.1MEDIUM 5.4
- TI-2025-34863 Deserialization of untrusted data in Meta react-server-dom-webpack CVSS 3.1HIGH 7.5
Sources
- CVE-2022-36934 · CVE Program
- CVE-2022-36934 · NVD
- FIRST EPSS
- GHSA-h9c4-pjqq-xffc · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences