CVE-2023-3746

ActivityPub for WordPress < 1.0.1 - Contributor+ Stored XSS

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Published Oct 16, 2023 CVSS 3.1 · 5.4 Medium EPSS < 1% KEV · Not listed

Description

The ActivityPub WordPress plugin before 1.0.0 does not sanitize and escape some data from post content, which could allow contributor and above role to perform Stored Cross-Site Scripting attacks

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

Unknown

ActivityPub

unaffected

Version	Status	Constraints
`0`	affected	< 1.0.0

Configuration 1 [-]

cpe:2.3:a:automattic:activitypub:*:*:*:*:*:wordpress:*:*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2023-44381	The ActivityPub WordPress plugin before 1.0.0 does not sanitize and escape some data from post content, which could allow contributor and above role to perform Stored Cross-Site Scripting attacks

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Changed

Confidentiality Impact Low

Integrity Impact Low

Availability Impact None

User Interaction Required

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.500% probability within 30 days)

Exploitation poc

Automatable no

Technical Impact partial

References

Link	Providers
https://wpscan.com/vulnerability/c15a6032-6495-47a8-828c-37e55ed9665a

History

Apr 23, 2025 5:15 PM Scoring metrics updated View changes

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Subscriptions

Automattic Activitypub

Weaknesses

No weakness.

Sources

CVE record Updated: Apr 23, 2025, 4:12 PM

Status: PUBLISHED
Assigner: WPScan
Published: Oct 16, 2023, 7:39 PM
Updated: Apr 23, 2025, 4:12 PM
Reserved: Jul 18, 2023, 8:31 AM

View source JSON

Vulnrichment Updated: Aug 2, 2024, 7:01 AM

Updated: Aug 2, 2024, 7:01 AM

NVD Updated: Jun 17, 2026, 6:14 AM

Status: Modified
Published: Oct 16, 2023, 8:15 PM
Modified: Jun 17, 2026, 6:14 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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