CVE-2026-6858
HIGHCVSS 7.1/10EPSS 0.16%
Last modified
CVE-2026-6858 is a high-severity vulnerability rated 7.1/10 on the CVSS scale. 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. EPSS estimates a 0.16% chance of exploitation in the next 30 days.
Description
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
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
Weakness Enumeration
References
Timeline
- Published
- Last Modified
- Status
- Deferred
Frequently Asked Questions
What is CVE-2026-6858?
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
How severe is CVE-2026-6858?
CVE-2026-6858 has a CVSS score of 7.1/10 (HIGH severity). The EPSS model estimates a 0.16% probability of exploitation in the next 30 days.
How do I fix CVE-2026-6858?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2026
- CVE-2026-68574Rejected reason: Reserved via standalone CLI outside the OSI…
- CVE-2026-68575Rejected reason: Reserved via standalone CLI outside the OSI…
- CVE-2026-68576Rejected reason: Reserved via standalone CLI outside the OSI…
- CVE-2026-68577Rejected reason: Reserved via standalone CLI outside the OSI…
- CVE-2026-68578ArcadeDB versions before 26.7.3 fail to bind the authenticat…7.7
- CVE-2026-68579FreeRDP before 3.30.0 (<= 3.29.0) contains a heap-based buff…9.6
- CVE-2026-68580FreeRDP before 3.29.0 contains integer overflow vulnerabilit…7.7
- CVE-2026-68581Vikunja versions 0.22.0 through 2.3.0 fail to validate the p…8.6
- CVE-2026-68582Vikunja versions >= 0.24.0 and <= 2.3.0 contain a broken obj…9.3
- CVE-2026-68583luci-app-adblock-fast before 1.2.4-4 contains a stored cross…5.4
- CVE-2026-68584SiYuan versions before v3.7.3 contain an authentication bypa…9.2
- CVE-2026-68585SiYuan versions before v3.7.3 contain a metadata disclosure …6.9
Are you affected by CVE-2026-6858?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST