CVE-2026-97328

WebP Express < 0.25.16 - Unauthenticated Stored XSS via Alter HTML Parser

HIGH
7.5
CVSS Score
Published: October 22, 2026 at 06:00 AM UTC
Updated: October 22, 2026 at 03:16 PM UTC
1 product affected across 1 vendorWebP Express

Using WebP Express by Unknown?

Get instant alerts when new vulnerabilities affect WebP Express - before attackers find them.

Real-time alertsTrack your software stackFree plan available
Severity
HIGH7.5
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

Description

The WebP Express WordPress plugin before 0.25.16 does not escape values that its bundled HTML parser re-emits into element attributes when a non-default image delivery mode is enabled, allowing unauthenticated users to submit content that is stored and later executed as Cross-Site Scripting in the browser of any user viewing an affected page, including administrators.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

WebP Express· Roselldkwordpress-plugin
59%
All versions

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

ExploitVDB EntryTechnical Description
Source: cverecord
https://wpscan.com/vulnerability/f44cb329-fb2e-4fb1-b878-8b52b0c769cc/

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.5HIGHCISA-ADP
Attack Vector
NETWORK
Complexity
HIGH
Privileges
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-79

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Free plan, no card