CVE-2026-112786: OpenCATS before 0.10.0 Missing Authorization via Import Revert Action

Severity: medium (CVSS 5.4 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-10-20 · updated 2026-10-20
Weakness: CWE-862

Description

OpenCATS before 0.10.0 contains a missing authorization vulnerability in ImportUI::handleRequest() that allows low-privileged authenticated users to roll back data imports. Attackers with READ-level access can request the import module's revert action with an importID to mass-delete imported candidate, company, and contact records.

Affected products

OpenCATS: before 0.10.0 — fixed in 0.10.0

How to fix

Upgrade to a fixed version: OpenCATS 0.10.0. Check the vendor advisory for mitigations.

References

https://github.com/opencats/OpenCATS/blob/5781f41814f09493c7ce05b9251b5e09c1aff0cd/modules/import/ImportUI.php#L155-L188
https://github.com/opencats/OpenCATS/commit/aa3b414c3672f5010ca26c44192aa8e72d3735bd
https://github.com/opencats/OpenCATS/issues/720
https://github.com/opencats/OpenCATS/releases/tag/v0.10.0
https://www.vulncheck.com/advisories/opencats-before-0.10.0-missing-authorization-via-import-revert-action

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