Meta vulnerabilities

Records are attributed to Meta from the vendor named in the source records. About the data.

CVE records per year

CVE records published per year for Meta
CVE records published per year for MetaBar chart of CVE records attributed to Meta per publication year, 2017 to 2026. 2026 is not finished.0510152019: 1 CVE records2020: 1 CVE records2022: 3 CVE records2023: 3 CVE records2024: 3 CVE records2025: 15 CVE records2026: 8 CVE records (period not finished)8152017201820192020202120222023202420252026
Show data as a table
YearCVE records
20170
20180
20191
20201
20210
20223
20233
20243
202515
20268

2026 is partial (through 28 Oct 2026), shown in a lighter bar.

Severity by publication year. "Critical or high" is the share of scored records; "Not scored" is the share of all records.
YearRecordsCriticalHighCritical or highNot scored
2026817100%0%
2025157366.7%0%
202431166.7%0%
20233000%33.3%
2022311100%33.3%
2021000——
2020101100%0%
2019110100%0%
2018000——
2017000——

Source: CVE List V5 (CVE Program), cve_2026-10-28_0000Z, as of 28 Oct 2026. About the data.

Exploited vulnerabilities in CISA's KEV catalog

CVEProductNameAddedRansomware
CVE-2025-55182React Server ComponentsMeta React Server Components Remote Code Execution Vulnerability2025-12-05Known
CVE-2025-55177WhatsAppMeta Platforms WhatsApp Incorrect Authorization Vulnerability2025-09-02Unknown
CVE-2019-18426WhatsAppWhatsApp Cross-Site Scripting Vulnerability2022-05-23Unknown
CVE-2019-3568WhatsAppWhatsApp VOIP Stack Buffer Overflow Vulnerability2022-04-19Unknown

Source: CISA Known Exploited Vulnerabilities (KEV) catalog, 2026.10.27, as of 27 Oct 2026. About the data.

Highest exploit-prediction scores (EPSS)

EPSS estimates the probability that a vulnerability is exploited in the next 30 days. These are the 10 highest-scoring Meta records today.

CVEEPSSPercentileSeverityIn KEV
CVE-2025-5518299.8%100%CriticalYes
CVE-2019-1842667.9%99.3%HighYes
CVE-2025-5518466.6%99.3%HighNo
CVE-2025-5518364.2%99.2%MediumNo
CVE-2019-356830.1%98.2%CriticalYes
CVE-2025-6777920%97.4%HighNo
CVE-2025-5517713.1%96.3%MediumYes
CVE-2026-238642.6%85.2%HighNo
CVE-2022-369342.5%84.4%CriticalNo
CVE-2023-452392.3%82.9%Not scoredNo

Source: FIRST Exploit Prediction Scoring System (EPSS), v2026.06.15, as of 28 Oct 2026; CVE List V5 (CVE Program), cve_2026-10-28_0000Z, as of 28 Oct 2026; CISA Known Exploited Vulnerabilities (KEV) catalog, 2026.10.27, as of 27 Oct 2026. About the data.

All vendors · KEV catalog overview