CVE-2020-1908

MEDIUMNVD 4.64.6

4.6

Improper authorization of the Screen Lock feature in WhatsApp and WhatsApp Business for iOS prior to v2.20.100 could have permitted use of Siri to interact with the WhatsApp application even after the phone was locked.

CVSS v3: 4.6
EG Score: 4.6(low)
EPSS: 30.1%
KEV: Not listed

Published

November 3, 2020

Last Modified

November 21, 2024

References (2)

cve-assign@fbhttps://www.whatsapp.com/security/advisories/2020/
af854a3a-2127-422b-91ae-364da2661108https://www.whatsapp.com/security/advisories/2020/

Weakness Classification(2)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 8× in last 7d / 8× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-05-27 13:39 UTCepss_batch
2026-05-26 13:42 UTCepss_batch
2026-05-26 13:42 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-24 16:48 UTCepss_batch
2026-05-23 05:42 UTCEG score recompute
2026-05-23 05:42 UTCGHSA enrichment

Frequently asked(5)

What is CVE-2020-1908?

CVE-2020-1908 is a medium vulnerability published on November 3, 2020. Improper authorization of the Screen Lock feature in WhatsApp and WhatsApp Business for iOS prior to v2.20.100 could have permitted use of Siri to interact with the WhatsApp application even after the phone was locked.

When was CVE-2020-1908 disclosed?

CVE-2020-1908 was first published in the National Vulnerability Database on November 3, 2020, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2020-1908 actively exploited?

CVE-2020-1908 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 30.1% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2020-1908?

CVE-2020-1908 has a CVSS v3 base score of 4.6 (NVD). The EG score is currently aggregating — additional source signals are being incorporated as they become available..

How do I remediate CVE-2020-1908?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2020-1908, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

See which npm, PyPI, Go, and Maven packages are affected by CVE-2020-1908

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CVE-2020-1908

📅 Published

🔄 Last Modified

🔗 References (2)