CVE-2020-12404

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

0.78% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 53.4% of scored records. A rank, not a probability.

NVD base score

4.3 (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:L/I:N/A:N

NVD analysis status

Modified. NVD last modified this record on 2026-08-19.

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

2020-07-09 14:44Z6 YR AGO

Last updated

2024-08-04 11:56Z2 YR AGO

Reserved

2020-04-28

Assigning CNA

mozilla

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')Base

Data version

5.1

Document digest

05c7f2b83295a4ade2546389987f663c755638d70547bf5cbc483ebdb06ac4b2

• www.mozilla.orghttps://www.mozilla.org/security/advisories/mfsa2020-19/x_refsource_MISC
• bugzilla.mozilla.orghttps://bugzilla.mozilla.org/show_bug.cgi?id=1631739x_refsource_MISC