CVE-2020-9861

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

1.45% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 71.5% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

NVD analysis status

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

Red Hat severity

Moderate. Red Hat's rating for its own products, not a CVSS rating.

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

2020-11-02 22:14Z5 YR AGO

Last updated

2024-08-04 10:43Z2 YR AGO

Reserved

2020-03-02

Assigning CNA

apple

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-674Uncontrolled RecursionClass
• CWE-121Stack-based Buffer OverflowVariant

Data version

5.1

Document digest

a298b25807b57ffb3a1851a7ca2d936ed0caf0cb84b852f24e8122ec6007ed2c

• forums.swift.orghttps://forums.swift.org/t/swift-5-1-5-for-linux-jsonserialization-limit-recursion-when-parsing/34514x_refsource_MISC