CVE-2026-11570

User Submitted Posts < 20260608 - Unauthenticated Stored XSS via Author Name

CVSS 4.2 MEDIUMEPSS 0.1%

Vexday Risk Score

33Attention

SSVC decision (CISA)

Attend

PoC available → attend closely

CVSS 4.2EPSS 0.1%KEV nãoPoC públicaNuclei —Metasploit —Patch —

Lifecycle

01 Jul 2026Published on NVD

Recommendation: Plan a near-term fix — a public PoC already exists.

The User Submitted Posts WordPress plugin before 20260608 does not escape a submitted value before outputting it in an admin-configured display template, leading to a Stored Cross-Site Scripting that can be triggered by unauthenticated users when a non-default display option is enabled.

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N

Affected products

Unknown · User Submitted Posts

public PoCs found — 1

cve_referencewpscan.com/vulnerability/35c33c56-5b12-4be5-9d45-68f47cd854ec/unverified

⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.

References

https://wpscan.com/vulnerability/35c33c56-5b12-4be5-9d45-68f47cd854ec/