CVE-2018-18631

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

0.99% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 60.0% 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

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

2019-05-29 21:28Z7 YR AGO

Last updated

2024-08-05 11:15Z2 YR AGO

Reserved

2018-10-24

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

5a6db70de1a62e86e38bcecf4e6a9a0cf53b4da3b92cb7a75cdbb92f76ba57a4

• wiki.zimbra.comhttps://wiki.zimbra.com/wiki/Zimbra_Security_Advisoriesx_refsource_MISC
• bugzilla.zimbra.comhttps://bugzilla.zimbra.com/show_bug.cgi?id=109020x_refsource_MISC