CVE-2026-39333HIGH 8.7EPSS p11.7%

CVE-2026-39333CVE-2026-39333

Description

ChurchCRM is an open-source church management system. Prior to 7.1.0, he FindFundRaiser.php endpoint reflects user-supplied input (DateStart and DateEnd) into HTML input field attributes without proper output encoding for the HTML attribute context. An authenticated attacker can craft a malicious URL that executes arbitrary JavaScript when visited by another authenticated user. This constitutes a reflected XSS vulnerability. This vulnerability is fixed in 7.1.0.

Scoring

CVSS 3.18.7 (HIGH)
VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N
EPSS0.21% probability of exploitation · percentile 11.7% · 2026-06-18T12:00:27Z
Published2026-04-07
Last modified2026-04-10

Underlying weaknesses· 1

CWE-79

References

  1. https://github.com/ChurchCRM/CRM/security/advisories/GHSA-fqq6-qrcf-h7h5

1

TypeTargetConfidenceTier
WeaknessImproper Neutralization of Input During Web Page Generation ('Cross-site Scripting')cwe-790%live

Related by meaning· 6

Nearest entities by semantic similarity across the cs-graph corpus.

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Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.