WordPress 6.8.8

WordPress 6.8.8 has 11 disclosed vulnerabilities in the WordSec catalog, all reported in 2026; all 11 are fixed as of September 2026. Their average CVSS score is 4.5, and the most serious one scores 7.2 out of 10. Severity breakdown: 0 critical and 1 high. 2026 was the busiest year with 11 disclosures.

The most common weakness is Missing Authorization, behind 3 of the records (27%). Other recurring categories include Cross-Site Scripting, Exposure Of Sensitive Information To An Unauthorized Actor.

Every one of the 11 issues recorded for WordPress 6.8.8 has a vendor fix available, so running the current release closes all known holes.

9 independent researchers contributed these findings, most of them (2) reported by Anthropic.

Strategic Overview

Avg CVSSMedium

4.5/ 10

Patch Coverage100%

Open

Fixed

Get automatic notifications for all WordPress 6.8.8 vulnerabilities before they are exploited.

Highest severity on recordCVSS 7.2

WordPress Core <= 7.1 - Unauthenticated Stored Cross-Site Scripting via wpautop() Blockquote Handling

Read the full analysis

Vulnerability Records

11 records


2026-09-17 00:00	WordPress Core <= 7.1 - HTML API set_modifiable_text() Comment Boundary Break WordPress 6.8.8 6.7 – 7.1 · 5 branches	`N/A`	3.7 Low	Jeremy Felt	Yes
2026-09-17 00:00	WordPress Core <= 7.1 - Authenticated (Author+) Information Exposure via attachment_submitbox_metadata() WordPress 6.8.8 6.6.7 – 7.1 · 6 branches	`N/A`	4.3 Medium	HDWSec	Yes
2026-09-17 00:00	WordPress Core <= 7.1 - Authenticated (Administrator+) Missing Authorization to Network Plugin Activation (Multisite) WordPress 6.8.8 6.6.7 – 7.1 · 6 branches	`N/A`	2.7 Low	Jesse McNeil	Yes
2026-09-17 00:00	WordPress Core <= 7.1 - Forced Theme Install/Preview and Selector Injection via Theme Installer Route WordPress 6.8.8 6.6.7 – 7.1 · 6 branches	`N/A`	4.3 Medium	Paulos Yibelo	Yes
2026-09-17 00:00	WordPress Core <= 7.1 - Authenticated (Author+) Missing Authorization to Comment/Note Reparenting via REST API WordPress 6.8.8 6.6.7 – 7.1 · 6 branches	`N/A`	4.3 Medium	viridis	Yes
2026-09-17 00:00	WordPress Core <= 7.1 - Authenticated (Contributor+) Information Exposure via Sample Permalink AJAX Actions WordPress 6.8.8 6.6.7 – 7.1 · 6 branches	`N/A`	4.3 Medium	hermanhms	Yes
2026-09-17 00:00	WordPress Core <= 7.1 - Authenticated (Contributor+) Insecure Direct Object Reference to Arbitrary Post Overwrite WordPress 6.8.8 6.6.7 – 7.1 · 6 branches	`N/A`	4.3 Medium	Anthropic	Yes
2026-09-17 00:00	WordPress Core <= 7.1 - Missing Authorization to customize_changeset Write via XML-RPC (Multisite/Custom Role edit_css Bypass) WordPress 6.8.8 6.6.7 – 7.1 · 6 branches	`N/A`	5.5 Medium	Ben Bidner	Yes
2026-09-17 00:00	WordPress Core <= 7.1 - Unauthenticated Stored Cross-Site Scripting via wpautop() Blockquote Handling WordPress 6.8.8 6.6.7 – 7.1 · 6 branches	`N/A`	7.2 High	Rafie Muhammad	Yes
2026-09-17 00:00	WordPress Core <= 7.1 - Authenticated (Contributor+) Path Traversal via REST Templates Controller WordPress 6.8.8 5.8 – 7.1 · 6 branches	`N/A`	4.3 Medium	Anthropic	Yes

Showing 1–10 of 11 reports