CVE-2022-4650

HashBar – WordPress Notification Bar < 1.3.6 - Contributor+ Stored XSS via Shortcode

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Published Jan 23, 2023 CVSS 3.1 · 5.4 Medium EPSS < 1% KEV · Not listed

Description

The HashBar WordPress plugin before 1.3.6 does not validate and escape one of its shortcode attributes, which could allow users with a role as low as contributor to perform Stored Cross-Site Scripting attack.

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

HashBar

unaffected

Version	Status	Constraints
`0`	affected	< 1.3.6

Configuration 1 [-]

cpe:2.3:a:hasthemes:hashbar:*:*:*:*:*: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-2022-51974	The HashBar WordPress plugin before 1.3.6 does not validate and escape one of its shortcode attributes, which could allow users with a role as low as contributor to perform Stored Cross-Site Scripting attack.

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% (0.539% probability within 30 days)

Exploitation poc

Automatable no

Technical Impact partial

References

Link	Providers
https://wpscan.com/vulnerability/b430fdaa-191a-429e-b6d2-479b32bb1075

History

Apr 3, 2025 8:15 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

Hasthemes Hashbar

Weaknesses

CWE-79

Sources

CVE record Updated: Apr 3, 2025, 7:20 PM

Status: PUBLISHED
Assigner: WPScan
Published: Jan 23, 2023, 2:31 PM
Updated: Apr 3, 2025, 7:20 PM
Reserved: Dec 22, 2022, 9:13 AM

View source JSON

Vulnrichment Updated: Aug 3, 2024, 1:48 AM

Updated: Aug 3, 2024, 1:48 AM

NVD Updated: Jun 17, 2026, 5:21 AM

Status: Modified
Published: Jan 23, 2023, 3:15 PM
Modified: Jun 17, 2026, 5:21 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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