CVE-2026-88993 — MEDIUM (6.8)

Vulnerability Description

The All Bootstrap Blocks WordPress plugin through 1.3.31 does not properly escape a block attribute before outputting it in HTML tag-name position, allowing users with Contributor-level access and above to inject arbitrary web scripts that execute when the affected content is viewed.

CVSS Score

6.8

MEDIUM

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Related Weaknesses (CWE)

CWE-79

References

https://wpscan.com/vulnerability/fc1f2f62-62cd-4a70-b541-2278eb0edefe/

FAQ

What is CVE-2026-88993?

CVE-2026-88993 is a vulnerability with a CVSS score of 6.8 (MEDIUM). The All Bootstrap Blocks WordPress plugin through 1.3.31 does not properly escape a block attribute before outputting it in HTML tag-name position, allowing users with Contributor-level access and abo...

How severe is CVE-2026-88993?

CVE-2026-88993 has been rated MEDIUM with a CVSS base score of 6.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-88993?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.