A CSRF issue was discovered in DAViCal through 1.1.8. If an authenticated user visits an attacker-controlled webpage, the attacker can send arbitrary requests in the name of the user to the application. If the attacked user is an administrator, the attacker could for example add a new admin user.
Conclusion & alert: CVE-2019-18346 is rated High Exploit Risk (70.2/100): CVSS High severity, with medium exploitation likelihood (EPSS 0.98%). Core evidence: 1 public exploit reference(s) are indexed (Exploit-DB). Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
| EDB-ID | Source | Kind | Published | Link |
|---|---|---|---|---|
| — | nvd_ref | exploit_tag | Exploit-DB ↗ |
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-06-15 | 1.11% | 0.98% | -0.12% |
| 2 | 2025-11-21 | 0.85% | 1.11% | +0.26% |
| 3 | 2025-11-18 | — | 0.85% | — |
Full EPSS history (16 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 8.8 | 3.1 | HIGH |
|
2.8 | 5.9 | [email protected] |
| 6.8 | 2.0 | MEDIUM |
|
8.6 | 6.4 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
not yet assigned | CVE-2019-18346 not yet assigned priority: Debian including 1 source packages (davical), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. | https://security-tracker.debian.org/tracker/CVE-2019-18346 |
ubuntu
|
medium | CVE-2019-18346 medium priority: Ubuntu including 1 source packages (davical), 18 status rows across 18 suites (bionic, disco, eoan, focal, groovy, hirsute, impish, jammy, kinetic, lunar, mantic, noble, oracular, plucky, questing, trusty, upstream, xenial): not-affected 12, ignored 2, needed 2, DNE 1, released 1. | https://ubuntu.com/security/CVE-2019-18346 |
| URL | Tags |
|---|---|
| http://packetstormsecurity.com/files/155629/DAViCal-CalDAV-Server-1.1.8-Cross-Site-Request-Forgery.html | Third Party Advisory |
| http://seclists.org/fulldisclosure/2019/Dec/17 | Third Party Advisory |
| http://seclists.org/fulldisclosure/2019/Dec/18 | Third Party Advisory |
| http://seclists.org/fulldisclosure/2019/Dec/19 | Third Party Advisory |
| https://gitlab.com/davical-project/davical/blob/master/ChangeLog | Release Notes Third Party Advisory |
| https://hackdefense.com/publications/cve-2019-18346-davical-caldav-server-vulnerability/ | Exploit Third Party Advisory |
| https://lists.debian.org/debian-lts-announce/2019/12/msg00016.html | |
| https://seclists.org/bugtraq/2019/Dec/30 | |
| https://www.davical.org/ | Product |
| https://www.debian.org/security/2019/dsa-4582 |