CVE-2026-112783

OpenCATS before 0.10.0 Missing Authorization via Activity AJAX Endpoints

MEDIUM
4.3
CVSS Score
Published: October 20, 2026 at 10:41 AM UTC
Updated: October 22, 2026 at 10:18 PM UTC
1 product affected across 1 vendorOpencats

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Severity
MEDIUM4.3
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

Description

OpenCATS before 0.10.0 contains a missing authorization vulnerability in ajax/deleteActivity.php and ajax/editActivity.php that allows READ-level users to edit and delete activity entries. Authenticated attackers can supply an arbitrary activityID via GET or POST to modify or delete activity and pipeline history for candidates, contacts and companies.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

All versions

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

4.3MEDIUMVulnCheck
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-862

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