CVE-2020-15842
Liferay Portal before 7.3.0, and Liferay DXP 7.0 before fix pack 90, 7.1 before fix pack 17, and 7.2 before fix pack 5, allows man-in-the-middle attackers...
- Published
- Jul 20, 2020
- Updated
- Aug 4, 2024
- Assigning CNA
- mitre
- Evidence observed
- Aug 28, 2026
Primary CVSS
nvd · CVSS 3.1
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:HLow · next 30 days
- Percentile
- 77.1%
- Model date
- Sep 21, 2026
EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.
Summary
Liferay Portal before 7.3.0, and Liferay DXP 7.0 before fix pack 90, 7.1 before fix pack 17, and 7.2 before fix pack 5, allows man-in-the-middle attackers to execute arbitrary code via crafted serialized payloads, because of insecure deserialization.
Sources
1- liferay-ga4-rce-researchResearch
Security research on Liferay CE 7.0.3 GA4: pre-auth RCE as root (CVE-2020-7961 class) reproduced end-to-end, plus 16 more findings — 8+ with no known CVE. Agentic loop-hunt: 25 generators, 22 judges, 9 live validators on Docker. Evidence trail + one-go checker included.
Responsible use
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