PoC Index

CVE-2023-4390

MEDIUM 4.8EPSS 0.4%

The Popup box WordPress plugin before 3.7.2 does not sanitize and escape some Popup fields, which could allow high-privilege users such as an administrator to inject arbitrary web scripts even when the unfiltered_html capability is disallowed (for example in a multisite setup).

CVSS v3.1
4.8 MEDIUMCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
CVSS v3.1
4.8 MEDIUMCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
EPSS
0.40% chance of exploitation in the next 30 days, 33th percentile
Published
2023-10-31
Updated
2025-04-23

Proof-of-concept exploits (1)

References

Related