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CVE-2019-18346

28
FAUCET Score

CVE-2019-18346 describes a Cross-Site Request Forgery (CSRF) vulnerability in DAViCal versions up to and including 1.1.8. This flaw allows an attacker to trick an authenticated user into executing arbitrary actions within the application by visiting a malicious webpage. The vulnerability carries a high CVSS score of 8.8, indicating a critical risk where an unauthenticated attacker could achieve high impact on confidentiality, integrity, and availability, potentially leading to administrative account creation if the victim is an administrator. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 1.1.8CPE matchmatch criteria
cpe:2.3:a:davical:davical:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

8.8HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.98%
Probability of exploitation in next 30 days
EPSS Percentile
58.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0098 is in the 59th percentile among its peer group of 14,855 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.1 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

packetstormsecurity.com / files/155629/DAViCal-CalDAV-Server-1.1.8-Cross-Site-Request-Forgery.html
Third Party Advisory
seclists.org / fulldisclosure/2019/Dec/17
Third Party Advisory
seclists.org / fulldisclosure/2019/Dec/18
Third Party Advisory
seclists.org / fulldisclosure/2019/Dec/19
Third Party Advisory
gitlab.com / davical-project/davical/blob/master/ChangeLog
Release NotesThird Party Advisory
hackdefense.com / publications/cve-2019-18346-davical-caldav-server-vulnerability
ExploitThird Party Advisory
lists.debian.org / debian-lts-announce/2019/12/msg00016.html
seclists.org / bugtraq/2019/Dec/30
davical.org
Product
debian.org / security/2019/dsa-4582