CVE-2019-16891
Liferay Portal CE 6.2.5 allows remote command execution because of deserialization of a JSON payload.
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 44.7%, higher than 99% of all known CVEs. Patch or mitigate before the next change window.
Description
Liferay Portal CE 6.2.5 allows remote command execution because of deserialization of a JSON payload.
- CVSS 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 44.74% probability · 99th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-502
- Affected
- liferay/liferay portal
- Source
- cve@mitre.org
EPSS 44.7% since 26 October 2026; no change recorded yet. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- https://dappsec.substack.com/p/an-advisory-for-cve-2019-16891-fromExploit, Third Party Advisory
- https://sec.vnpt.vn/2019/09/liferay-deserialization-json-deserialization-part-4/Exploit, Third Party Advisory
- https://www.liferay.com/downloads-communityProduct, Release Notes
- https://www.youtube.com/watch?v=DjMEfQW3bf0Exploit
- https://dappsec.substack.com/p/an-advisory-for-cve-2019-16891-fromExploit, Third Party Advisory
- https://sec.vnpt.vn/2019/09/liferay-deserialization-json-deserialization-part-4/Exploit, Third Party Advisory
- https://www.liferay.com/downloads-communityProduct, Release Notes
- https://www.youtube.com/watch?v=DjMEfQW3bf0Exploit
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.