CVE-2018-19131

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

3.33% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 87.8% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

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

2018-11-09 11:00Z7 YR AGO

Last updated

2024-09-16 18:33Z1 YR AGO

Reserved

2018-11-09

Assigning CNA

mitre

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

d473f11d5606ff8c341413e1751c98cfd266fe62ab510f70773d7c1da76609da

• www.squid-cache.orghttp://www.squid-cache.org/Versions/v5/changesets/squid-5-6feeb15ff312f3e145763adf8d234ed6a0b3f11d.patchx_refsource_MISC
• www.squid-cache.orghttp://www.squid-cache.org/Advisories/SQUID-2018_4.txtx_refsource_MISC
• github.comhttps://github.com/squid-cache/squid/pull/306x_refsource_MISC