CVE-2026-39463Network attack vector

Unauthenticated stored script execution via unescaped attacker input

Published Jun 15, 2026 · Updated Jun 15, 2026

Stored XSS in GoDaddy Inc. ManageWP Worker 4.9.31 and earlier allows remote attackers to inject scripts into WordPress pages. Published records attribute the flaw to insufficient input sanitization and output escaping, but do not identify the affected input or code locus. No authentication is required, but execution occurs only when a user visits an injected page, allowing script actions in that visitor's browser context.

CVSS severity7.1
High
EPSS probability0.23%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Stored XSS in GoDaddy Inc. ManageWP Worker 4.9.31 and earlier allows remote attackers to inject scripts into WordPress pages. Published records attribute the flaw to insufficient input sanitization and output escaping, but do not identify the affected input or code locus. No authentication is required, but execution occurs only when a user visits an injected page, allowing script actions in that visitor's browser context.

The record

CVE
CVE-2026-39463
Published
Jun 15, 2026
Updated
Jun 15, 2026
Vendor
GoDaddy Inc.
Product
ManageWP Worker
Classifications
CWE-79, CAPEC-592, T1190
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Jun 15, 2026CVE publishedPublication date reported by the CVE source.
  2. Jun 15, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=n/a <=4.9.31 changes=[{"at":"4.9.32","status":"unaffected"}]

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

GoDaddy Inc. · ManageWP Workerversion=n/a <=4.9.31 changes=[{"at":"4.9.32","status":"unaffected"}]

Published CVSS scores

7.1PatchstackCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CAPEC-592Stored XSS
T1190Exploit Public-Facing Application

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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