Is CVE-2026-12813 actively exploited?

No active exploitation of CVE-2026-12813 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2026-12813 be exploited remotely?

Yes. CVE-2026-12813 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2026-12813?

CVE-2026-12813 has a CVSS score of 6.3 (MEDIUM).

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MEDIUM

CVE-2026-12813

CWE-918Published: June 21, 2026· Updated: Jun 22, 2026

6.3

CVSS v3.1

EPSS:0.20%probability of exploitation in 30 daysPercentile:10.0th

Official Description

A vulnerability was detected in activepieces up to 0.83.0. This vulnerability affects the function handleUrlFile in the library packages/server/engine/src/lib/variables/processors/file.ts of the component File URL Handler. The manipulation results in server-side request forgery. The attack can be executed remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

NVD Source

Technical Analysis

CVE-2026-12813 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.