Threat Intelligence / CVE / CVE-2026-93485

CVE-2026-93485 — Automattic WordPress

CVSS v3.1 7.1 (HIGH) · EPSS 0.1% (higher than 5.7% of all scored CVEs) · Priority 3.8/10 · Published 2026-09-18

As of 2026-09-19, CVE-2026-93485 is a HIGH-severity vulnerability in Automattic WordPress, CVSS v3.1 7.1, EPSS 0.1% (5.7th percentile). Threadlinqs Intelligence links 1 tracked threat campaign to CVE-2026-93485, most recently “Comment2Shell: Unauthenticated Stored XSS-to-RCE Chain in WordPress wpautop() (CVE-2026-93485)”.

Last updated: 2026-09-19

What is CVE-2026-93485?

Improper neutralization of input during web page generation ('cross-site scripting') vulnerability in Automattic WordPress core allows DOM-Based XSS. This issue affects WordPress versions 7.1 before 7.1.1; 7.0 through 7.0.4; 6.9 through 6.9.7; 6.8 through 6.8.8; 6.7 through 6.7.7; 6.6 through 6.6.7; 6.5 through 6.5.10; 6.4 through 6.4.10; 6.3 through 6.3.10; 6.2 through 6.2.11; 6.1 through 6.1.12; 6.0 through 6.0.14; 5.9 through 5.9.16; 5.8 through 5.8.15; 5.7 through 5.7.17; 5.6 through 5.6.19; 5.5 through 5.5.20; 5.4 through 5.4.21; 5.3 through 5.3.23; 5.2 through 5.2.26; 5.1 through 5.1.24; 5.0 through 5.0.27; 4.9 through 4.9.31; 4.8 through 4.8.30; and 4.7 through 4.7.35. The Unauthenticated Stored XSS vulnerability in the WordPress core can be reproduced on a default WordPress installation. Comment moderation is disabled by default, and the requirement for commenters to have a previously approved comment can be bypassed.

The record classifies CVE-2026-93485 under weakness class CWE-79. Its CVSS v3 base vector states that the flaw is reachable remotely over the network, needs no prior authentication, needs a user to take an action first. 1 affected-product entry is recorded, across 1 vendor, listed below. The identifier was first published 10 days ago.

Severity and exploitation probability

CVSS v3.1 base score
7.1 — HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
EPSS (FIRST)
0.1% probability of exploitation in the next 30 days, higher than 5.7% of all scored CVEs
CISA KEV
Not listed in the CISA Known Exploited Vulnerabilities catalog
Threadlinqs priority
3.8/10 — a Threadlinqs composite of the CVSS base score, the EPSS percentile and public exploit availability
Published
2026-09-18, last modified 2026-09-19

Is CVE-2026-93485 being exploited?

No public exploitation evidence for CVE-2026-93485 is recorded in the sources Threadlinqs tracks — CISA KEV, Exploit-DB, public proof-of-concept repositories and ProjectDiscovery Nuclei — as of 2026-09-19. That is an absence of evidence in those feeds, not a guarantee that the vulnerability is unexploited.

Affected products and versions

How to fix CVE-2026-93485

No vendor patch reference has been recorded for CVE-2026-93485 in the tracked sources. Follow the references below for a fix, and treat the products listed above as exposed until the vendor states otherwise.

Threat activity tracking CVE-2026-93485

1 tracked threat in the Threadlinqs corpus references CVE-2026-93485, either in the campaign’s CVE list or as an indicator on the campaign record.

Sources

Enriched from CVE.org, NVD, FIRST EPSS, GitHub Security Advisories. Last verified by Threadlinqs on . This product uses the NVD API but is not endorsed or certified by the NVD.

Vendor advisory and patch

Vulnerability database entry

Full detection coverage & IOCs for threats exploiting CVE-2026-93485 are available via the Threadlinqs MCP server (Purple tier). View plans →

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