Machine-written summary
Summary written by Claude Haiku from the source advisory. Not reviewed by a person.
Liferay Portal 7.2.0 through 7.4.3.13 and Liferay DXP 7.4 before update 10, 7.3 before update 4, and 7.2 before fix pack 17 are affected by stored cross-site scripting. A remote authenticated user can inject script or HTML through the first, middle, or last name field of the user who creates an Announcement or Alerts widget entry. Upgrade Liferay Portal to 7.4.3.14 or Liferay DXP to 7.4.13.u10, 7.3.10.u4, or 7.2.10.fp17, as applicable.
Not analysed yet
We haven’t published our analysis of this Advisory yet. Once a person has reviewed it, this page will say what’s vulnerable, what has to be true for your app to be affected, and how to check.
Severity and exploitation
| Score | Rating | CVSS | Vector | Source |
|---|---|---|---|---|
| 9.0 | Critical | 3.1 | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H | CNA (Liferay) |
- CISA KEV Not listed.
- EPSS 0.0056, the 47th percentile, on 14 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.
Timeline
- 31 Oct 2026, 15:11 UTC First seen by agentprime
- 31 Oct 2026, 15:11 UTC Confirmed by OSV