Description
A flaw has been found in Alfresco Activiti up to 7.19/8.8.0. Affected by this issue is the function deserialize/createObjectInputStream of the file activiti-core/activiti-engine/src/main/java/org/activiti/engine/impl/variable/SerializableType.java of the component Process Variable Serialization System. This manipulation causes deserialization. Remote exploitation of the attack is possible. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
References (4)
Core 4
Core References
Permissions Required, VDB Entry vdb-entry
technical-description
https://vuldb.com/?id.350396
Permissions Required, VDB Entry signature
permissions-required
https://vuldb.com/?ctiid.350396
Permissions Required, VDB Entry third-party-advisory
https://vuldb.com/?submit.768942
Issue Tracking exploit
issue-tracking
https://github.com/AnalogyC0de/public_exp/issues/16
Scores
CVSS v3
6.3
EPSS
0.0024
EPSS Percentile
15.1%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
partial
Details
CWE
CWE-20
CWE-502
Status
published
Products (29)
Alfresco/Activiti
7.0
Alfresco/Activiti
7.1
Alfresco/Activiti
7.10
Alfresco/Activiti
7.11
Alfresco/Activiti
7.12
Alfresco/Activiti
7.13
Alfresco/Activiti
7.14
Alfresco/Activiti
7.15
Alfresco/Activiti
7.16
Alfresco/Activiti
7.17
... and 19 more
Published
Mar 12, 2026
Tracked Since
Mar 12, 2026