CVE-2020-1905

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

0.64% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 48.3% of scored records. A rank, not a probability.

NVD base score

3.3 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2020-10-06 17:35Z5 YR AGO

Last updated

2024-08-04 06:53Z2 YR AGO

Reserved

2019-12-02

Assigning CNA

facebook

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-340Generation of Predictable Numbers or IdentifiersClass
• CWE-330Use of Insufficiently Random ValuesClass

Data version

5.1

Document digest

37c12763e04af6492008339049fc4361ee24f5e539f20cefab6c23e88abfaf7a

• www.whatsapp.comhttps://www.whatsapp.com/security/advisories/2020/x_refsource_CONFIRM