CVE-2019-18347

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

1.13% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 64.2% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/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

2019-12-04 17:22Z6 YR AGO

Last updated

2024-08-05 01:54Z2 YR AGO

Reserved

2019-10-23

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

16c6a4ce2533e5f21b5e3d68b640f98ea1520a55e8418c2c816cd612f9e041d2

• www.davical.orghttps://www.davical.org/x_refsource_MISC
• gitlab.comhttps://gitlab.com/davical-project/davical/blob/master/ChangeLogx_refsource_MISC
• hackdefense.comhttps://hackdefense.com/publications/cve-2019-18347-davical-caldav-server-vulnerability/x_refsource_MISC
• seclists.org20191210 CVE-2019-18347 Persistent Cross-Site Scripting (XSS) vulnerability in DAViCal CalDAV Serverhttp://seclists.org/fulldisclosure/2019/Dec/17mailing-listx_refsource_FULLDISC
• seclists.org20191210 CVE-2019-18345 Reflected Cross-Site Scripting (XSS) vulnerability in DAViCal CalDAV Serverhttp://seclists.org/fulldisclosure/2019/Dec/19mailing-listx_refsource_FULLDISC
• seclists.org20191210 CVE-2019-18346 Cross-Site Request Forgery (CSRF) vulnerability in DAViCal CalDAV Serverhttp://seclists.org/fulldisclosure/2019/Dec/18mailing-listx_refsource_FULLDISC
• packetstormsecurity.comhttp://packetstormsecurity.com/files/155628/DAViCal-CalDAV-Server-1.1.8-Persistent-Cross-Site-Scripting.htmlx_refsource_MISC
• lists.debian.org[debian-lts-announce] 20191214 [SECURITY] [DLA 2034-1] davical security updatehttps://lists.debian.org/debian-lts-announce/2019/12/msg00016.htmlmailing-listx_refsource_MLIST
• www.debian.orgDSA-4582https://www.debian.org/security/2019/dsa-4582vendor-advisoryx_refsource_DEBIAN
• seclists.org20191216 [SECURITY] [DSA 4582-1] davical security updatehttps://seclists.org/bugtraq/2019/Dec/30mailing-listx_refsource_BUGTRAQ