CVE-2026-6858
Transbank Webpay < 1.14.0 - Unauthenticated Stored XSS
Vexday Risk Score
41Attention
SSVC decision (CISA)
Attend
PoC available → attend closely
Exploit maturity
Proof of concept
Public proof of concept exists, but not yet automated.
CVSS 7.1EPSS 0.2%KEV nãoPoC públicaNuclei —Metasploit —Patch —
Lifecycle
22 Jun 2026Published on NVD
Recommendation: Plan a near-term fix — a public PoC already exists.
The Transbank Webpay WordPress plugin before 1.14.0 does not sanitize and escape logs to be displayed, allowing unauthenticated users to perform Stored XSS attacks against logged in administrator
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
Affected products
Unknown · Transbank Webpaypublic PoCs found — 1
cve_referencewpscan.com/vulnerability/81035d75-81a5-486a-a9fb-b0d1e0befe3c/unverified⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.