CVE-2020-19825

FAUCET Score

CVE-2020-19825 is a critical Cross-Site Scripting (XSS) vulnerability affecting kevinpapst Kimai2 version 1.30.0, specifically within the /src/Twig/Runtime/MarkdownExtension.php component. This flaw allows unauthenticated attackers to achieve escalated privileges with high impact on confidentiality, integrity, and availability. While there is no known active exploitation or public exploit code, the vulnerability has garnered significant community discussion, indicating awareness among security researchers.

Impacted Technologies

Vendor	Product	Version(s)	CPE
		1.30.0CPE matchmatch criteria	cpe:2.3:a:kimai:kimai:1.30.0:::::::*

CVSS Data

CVSS version used by this source: 3.1

9.6CRITICAL

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

Exploitability Score

2.8

Impact Score

6.0

CvssVersion

3.1

Exploit Intelligence

EPSS Score

0.70%

Probability of exploitation in next 30 days

EPSS Percentile

49.3%

Percentile rank of EPSS score among Peer Group

As of 2026-07-27

Model: v2026.06.15

This CVE's current EPSS score of 0.0070 is in the 55th percentile among its peer group of 834 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.8 Bluesky, 0.5 Mastodon, and 1.2 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

Patch Available

Vendor Patches (2)

composerpatch availablevia ghsa

Product: kimai/kimaiFixed in: 1.1

github_advisorypatch availablevia nvd_reference

View patch

Vendor Advisories (1)

composerGHSA-r58m-v5pr-jhhqcritical

Cross-site Scripting in kimai/kimai

Feb 16, 2023

References

github.com / kevinpapst/kimai2

Vendor Advisory

github.com / kevinpapst/kimai2/pull/962/files

Patch