Machine-written summary
Summary written by Claude Haiku from the source advisory. Not reviewed by a person.
Liferay Portal 7.0.0 through 7.4.3.87 and Liferay DXP 7.3 through update 29 and 7.4 through update 87 are vulnerable to cross-site scripting on the edit Service Access Policy page. An attacker can inject a crafted payload into a service access policy's Service Class text field, which can run arbitrary web script or HTML in the browser of a user who views the page. Upgrade Liferay Portal to 7.4.3.88 or Liferay DXP to 7.3.10.u30 or 7.4.13.u88.
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 |
|---|---|---|---|---|
| 4.8 | Medium | 3.1 | CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N | CNA (Liferay) |
- CISA KEV Not listed.
- EPSS 0.0028, the 20th percentile, on 14 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.
Timeline
- 31 Oct 2026, 15:12 UTC First seen by agentprime
- 31 Oct 2026, 15:12 UTC Confirmed by OSV