Product / Meta Platforms
Meta Platforms WhatsApp in CISA KEV
Answer CISA's KEV catalog lists 3 vulnerabilities in Meta Platforms WhatsApp as of catalog 2026.09.23, 100% of Meta Platforms's 3 entries. First added 2022-04-19, latest 2025-09-02; 0 ransomware-linked.
- KEV entries
- 3
- Ransomware: known
- 00%
- First added
- 2022-04-19
- Latest added
- 2025-09-02
- Median days to due
- 21
- Open deadlines
- 0federal
TAdditions by year
| Year | Added |
|---|---|
| 2021 | 0 |
| 2022 | 2 |
| 2023 | 0 |
| 2024 | 0 |
| 2025 | 1 |
| 2026 | 0 |
WWeaknesses
| CWE | Entries | Share |
|---|---|---|
| CWE-863 Incorrect authorization | 1 | 33.3% |
| CWE-79 Cross-site scripting (XSS) | 1 | 33.3% |
| CWE-122 Heap-based buffer overflow | 1 | 33.3% |
EAll entries
| CVE | Vulnerability | Added | Due | Ransomware | CWE |
|---|---|---|---|---|---|
| CVE-2025-55177 | Meta Platforms WhatsApp Incorrect Authorization Vulnerability | Unknown | CWE-863 | ||
| CVE-2019-18426 | WhatsApp Cross-Site Scripting Vulnerability | Unknown | CWE-79 | ||
| CVE-2019-3568 | WhatsApp VOIP Stack Buffer Overflow Vulnerability | Unknown | CWE-122 |
Cite this
CISA's KEV catalog lists 3 vulnerabilities in Meta Platforms WhatsApp. Source: Telemetry analysis of the CISA Known Exploited Vulnerabilities catalog, version 2026.09.23 (released 2026-09-23). https://glide-telemetry.pages.dev/products/meta-platforms-whatsapp/
Source: CISA KEV catalog v2026.09.23, released 2026-09-23. Windows end 2026-09-23.