UpHeron
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Servers and applications

CVE-2020-7961

Deserialization of Untrusted Data in Liferay Portal prior to 7.2.1 CE GA2 allows remote attackers to execute arbitrary code via JSON web services (JSONWS).

Actively exploited: CISA added it to its Known Exploited Vulnerabilities catalog on 3 Nov 2021.

Severity
Critical 9.8
Published
20 Mar 2020
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Fixed in
7.2.1
Sources
NVD

Affected software

SoftwareAffected versions
Liferay Portal / DXPServers and applications · cpe:a:liferay:liferay_portal
  • Every version before 7.2.1

Known exploited

CISA name
Liferay Portal Deserialization of Untrusted Data Vulnerability
Required action
Apply updates per vendor instructions.
Due for US agencies
3 May 2022
Used in ransomware
Not known

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2020-7961
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2020-7961