CVE-2022-25894

Name: CVE-2022-25894
Creator: NVD / NIST
Published: 2023-01-26T21:15:31.607+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 2.57%

Last modified Jun 17, 2026

CVE-2022-25894 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. All versions of the package com.bstek.uflo:uflo-core are vulnerable to Remote Code Execution (RCE) in the ExpressionContextImpl class via jexl.createExpression(expression).evaluate(context); functionality, due to improper user input validation.. EPSS estimates a 2.57% chance of exploitation in the next 30 days.

Description

All versions of the package com.bstek.uflo:uflo-core are vulnerable to Remote Code Execution (RCE) in the ExpressionContextImpl class via jexl.createExpression(expression).evaluate(context); functionality, due to improper user input validation.

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

2.57%

83.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Uflo Project	Uflo	All versions

References

https://fmyyy1.github.io/2022/10/23/uflo2rce/Exploit, Third Party Advisory
https://github.com/youseries/uflo/blob/b3e198bc6523e5a6ba69edd84ba10e05a3b78726/uflo-core/src/main/java/com/bstek/uflo/expr/impl/ExpressionContextImpl.java%23L126Broken Link
https://security.snyk.io/vuln/SNYK-JAVA-COMBSTEKUFLO-3091112Third Party Advisory
https://fmyyy1.github.io/2022/10/23/uflo2rce/Exploit, Third Party Advisory
https://github.com/youseries/uflo/blob/b3e198bc6523e5a6ba69edd84ba10e05a3b78726/uflo-core/src/main/java/com/bstek/uflo/expr/impl/ExpressionContextImpl.java%23L126Broken Link
https://security.snyk.io/vuln/SNYK-JAVA-COMBSTEKUFLO-3091112Third Party Advisory

Timeline

Published: Jan 26, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-25894?

How severe is CVE-2022-25894?

CVE-2022-25894 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 2.57% probability of exploitation in the next 30 days.

How do I fix CVE-2022-25894?

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-2022-25894?

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

Scan your code now

Source: NVD / NIST