CVE-2020-26969

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

1.21% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 66.4% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

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

2020-12-09 00:26Z5 YR AGO

Last updated

2024-08-04 16:03Z2 YR AGO

Reserved

2020-10-12

Assigning CNA

mozilla

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-787Out-of-bounds WriteBase

Data version

5.1

Document digest

0ca3c8a0a8f51a1cb4f0c1302ff3cff56c6336393b9bc057affd840e1b056f25

• bugzilla.mozilla.orghttps://bugzilla.mozilla.org/buglist.cgi?bug_id=1623920%2C1651705%2C1667872%2C1668876x_refsource_MISC
• www.mozilla.orghttps://www.mozilla.org/security/advisories/mfsa2020-50/x_refsource_CONFIRM