What is CVE-2026-112787?

CVE-2026-112787 is a medium-severity vulnerability in Opencats, classified under Missing Authorization. CVSS score: 4.3/10. Published 2026-10-20.

How severe is CVE-2026-112787?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Auth bypass in Opencats

CVE-2026-112787

OpenCATS before 0.10.0 contains a missing authorization vulnerability in ReportsUI::handleRequest() that allows authenticated users to view EEO demographic reports without the canSeeEEOInfo permission. Attackers can invoke the customizeEEOReport and generateEEOReportPreview actions to view aggregate ethnicity, veteran, gender and disability statistics.

Vulnerability class: Broken Access Control

Published 2026-10-20 · last modified 2026-10-20.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Opencats

Weakness classification (CWE)

CWE-862 — Missing Authorization

References

github.com/opencats/OpenCATS/issues/720 (issue-tracking)
github.com/opencats/OpenCATS/commit/aa3b414c3672f5010ca26c44192aa8e72d3735bd (patch)
github.com/opencats/OpenCATS/releases/tag/v0.10.0 (release-notes)
github.com/opencats/OpenCATS/blob/5781f41814f09493c7ce05b9251b5e09c1aff0cd/modu… (technical-description)
github.com/opencats/OpenCATS/blob/5781f41814f09493c7ce05b9251b5e09c1aff0cd/modu… (technical-description)
www.vulncheck.com/advisories/opencats-before-0.10.0-missing-authorization-in-re… (third-party-advisory)

Frequently asked questions

What is CVE-2026-112787?: CVE-2026-112787 is a medium-severity vulnerability in Opencats, classified under Missing Authorization. CVSS score: 4.3/10. Published 2026-10-20.
How severe is CVE-2026-112787?: Medium severity. CVSS v3 base score is 4.3 out of 10.