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CVE-2026-12813

LOWCVSS 2.1/10EPSS 0.20%

Last modified

CVE-2026-12813 is a low-severity vulnerability rated 2.1/10 on the CVSS scale. 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. EPSS estimates a 0.20% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1
6.3/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

CVSS 4.0
2.1/10

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability
0.20%

10.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

References

Timeline

Published
Last Modified
Status
Deferred

Frequently Asked Questions

What is CVE-2026-12813?
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.
How severe is CVE-2026-12813?
CVE-2026-12813 has a CVSS score of 2.1/10 (LOW severity). The EPSS model estimates a 0.20% probability of exploitation in the next 30 days.
How do I fix CVE-2026-12813?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-12813?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST