Code injection in Alfresco Activiti JuelScriptEngine eval
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Code execution
- Confidentiality · integrity · availability
- Low · Low · Low
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-94.
Summary
Alfresco Activiti up to 7.21.0-rc.692 contains a code injection flaw in the JuelScriptEngine.eval function of JuelScriptEngine.java. The flaw is tracked as CWE-94, where code is generated from input that is not properly controlled. A remote attacker with low privileges can trigger it by manipulating input. The vendor did not respond to early disclosure.
Written with Claude Haiku 5.5 from the sources below · 2026-10-29
Description from the CNA
A vulnerability was found in Alfresco Activiti up to 7.21.0-rc.692. Affected by this issue is the function JuelScriptEngine.eval of the file JuelScriptEngine.java. Performing a manipulation results in code injection. The attack can be initiated remotely. The vendor was contacted early about this disclosure but did not respond in any way.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
The sources list no fixed version for Alfresco Activiti.
Written with Claude Haiku 5.5 from the sources below · 2026-10-29
Timeline
- 2026-10-25 Threatist record created from CVE-2026-116058
- 2026-10-27 Alias added: GHSA-c3mq-gp3c-q93q
- 2026-10-29 CISA SSVC decision points changed
References
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More Alfresco vulnerabilities
- TI-2026-03431 Alfresco Activiti Process Variable Serialization System SerializableType.java createObjectInputStream deserialization CVSS 4.0MEDIUM 5.3
- TI-2019-10584 An issue was discovered in Alfresco Community Edition versions 6.0 and lower. CVSS 3.0CRITICAL 9.8
- TI-2020-11953 Admin account takeover in Alfresco Reset Password CVSS 3.1CRITICAL 9.8
- TI-2019-11666 The Alfresco application before 1.8.7 for Android allows SQL injection in HistorySearchProvider.java. CVSS 3.0CRITICAL 9.8
- TI-2021-18426 An issue was discovered in Hyland org.alfresco:alfresco-content-services through 7.0.1.2. CVSS 3.1HIGH 8.8
- TI-2020-15741 The Reset Password add-on before 1.2.0 for Alfresco has a broken algorithm (involving an… CVSS 3.1HIGH 8.8
Sources
- CVE-2026-116058 · CVE Program
- CVE-2026-116058 · NVD
- FIRST EPSS
- GHSA-c3mq-gp3c-q93q · GitHub Advisory Database · CC BY 4.0
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