CVE-2026-73336
Low
No strong exploitation signal.
CVSS base
6.4
MEDIUM
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
EPSS — probability of exploitation (30 days)
0.2%
9.4th percentile
CISA KEV
Not listed
Weakness / dates
CWE-79
Published 2026-08-18 · modified 2026-09-03
CVSS breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
| Attack Vector | N | Network |
| Attack Complexity | L | Low |
| Privileges Required | L | Low |
| User Interaction | N | None |
| Scope | C | Changed |
| Confidentiality | L | Low |
| Integrity | L | Low |
| Availability | N | None |
Timeline
- 2026-08-18 — Published (NVD)
- 2026-09-03 — Last modified (NVD)
Description
Joomla! Core - [20260806] - XSS through schema.org outputs in Joomla 5.1.0-5.4.7, 6.0.0-6.1.2 - Improper escaping flags lead to an XSS vector in schema.org markup outputs.