High severity8.8NVD Advisory· Published Jan 11, 2021· Updated Jun 17, 2026
CVE-2020-26118
CVE-2020-26118
Description
In SmartBear Collaborator Server through 13.3.13302, use of the Google Web Toolkit (GWT) API introduces a post-authentication Java deserialization vulnerability. The application's UpdateMemento class accepts a serialized Java object directly from the user without properly sanitizing it. A malicious object can be submitted to the server via an authenticated attacker to execute commands on the underlying system.
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Affected products
2- SmartBear/Collaboratordescription
- Range: <=13.3.13302
Patches
Vulnerability mechanics
References
3- support.smartbear.com/collaborator/docs/general-info/version-history/ver-13/ver-13-0.htmlnvdRelease NotesVendor Advisory
- support.smartbear.com/collaborator/docs/general-info/whats-new.htmlnvdRelease NotesVendor Advisory
- support.smartbear.com/collaborator/docs/server/index.htmlnvdProductVendor Advisory
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