CVE-2023-45829

WordPress Newsletter & Bulk Email Sender Plugin <= 2.0.1 is vulnerable to Cross Site Scripting (XSS)

View on CVE.org

Published Oct 24, 2023 CVSS 3.1 · 6.5 Medium EPSS < 1% KEV · Not listed

Description

Auth. (contributor+) Stored Cross-Site Scripting (XSS) vulnerability in HappyBox Newsletter & Bulk Email Sender – Email Newsletter Plugin for WordPress plugin <= 2.0.1 versions.

Analysis

No analysis available yet

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

HappyBox

Newsletter & Bulk Email Sender – Email Newsletter Plugin for WordPress

unaffected

Version	Status	Constraints
`n/a`	affected	≤ 2.0.1

Configuration 1 [-]

cpe:2.3:a:happybox:newsletter_\&_bulk_email_sender:*:*:*:*:*:wordpress:*:*

No data.

No data available yet.

Remediation

No remediation available yet

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2023-50099	Auth. (contributor+) Stored Cross-Site Scripting (XSS) vulnerability in HappyBox Newsletter & Bulk Email Sender – Email Newsletter Plugin for WordPress plugin <= 2.0.1 versions.

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Changed

Confidentiality Impact Low

Integrity Impact Low

Availability Impact Low

User Interaction Required

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.488% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
https://patchstack.com/database/vulnerability/newsletter-bulk-email/wordpress-newsletter-bulk-email-sender-plugin-2-0-1-cross-site-scripting-xss-vulnerability?_s_id=cve

History

No history.

Subscriptions

Happybox Newsletter \& Bulk Email Sender

Weaknesses

CWE-79
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Sources

CVE record Updated: Apr 28, 2026, 4:08 PM

Status: PUBLISHED
Assigner: Patchstack
Published: Oct 24, 2023, 12:24 PM
Updated: Apr 28, 2026, 4:08 PM
Reserved: Oct 13, 2023, 1:20 PM

View source JSON

Vulnrichment No data

No data.

NVD Updated: Jun 17, 2026, 6:29 AM

Status: Modified
Published: Oct 25, 2023, 6:17 PM
Modified: Jun 17, 2026, 6:29 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2023-45829", "assignerOrgId": "21595511-bba5-4825-b968-b78d1f9984a3", "state": "PUBLISHED", "assignerShortName": "Patchstack", "dateReserved": "2023-10-13T13:20:17.574Z", "datePublished": "2023-10-24T12:24:08.080Z", "dateUpdated": "2026-04-28T16:08:44.339Z"}, "containers": {"cna": {"affected": [{"collectionURL": "https://wordpress.org/plugins", "defaultStatus": "unaffected", "packageName": "newsletter-bulk-email", "product": "Newsletter & Bulk Email Sender \u2013 Email Newsletter Plugin for WordPress", "vendor": "HappyBox", "versions": [{"lessThanOrEqual": "2.0.1", "status": "affected", "version": "n/a", "versionType": "custom"}]}], "credits": [{"lang": "en", "type": "finder", "user": "00000000-0000-4000-9000-000000000000", "value": "thiennv (Patchstack Alliance)"}], "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "Auth. (contributor+) Stored Cross-Site Scripting (XSS) vulnerability in HappyBox Newsletter & Bulk Email Sender \u2013 Email Newsletter Plugin for WordPress plugin <=<span style=\"background-color: var(--wht);\">\u00a02.0.1 versions.</span>"}], "value": "Auth. (contributor+) Stored Cross-Site Scripting (XSS) vulnerability in HappyBox Newsletter & Bulk Email Sender \u2013 Email Newsletter Plugin for WordPress plugin <=\u00a02.0.1 versions."}], "impacts": [{"capecId": "CAPEC-592", "descriptions": [{"lang": "en", "value": "CAPEC-592 Stored XSS"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L", "version": "3.1"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "problemTypes": [{"descriptions": [{"cweId": "CWE-79", "description": "CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "21595511-bba5-4825-b968-b78d1f9984a3", "shortName": "Patchstack", "dateUpdated": "2026-04-28T16:08:44.339Z"}, "references": [{"tags": ["vdb-entry"], "url": "https://patchstack.com/database/vulnerability/newsletter-bulk-email/wordpress-newsletter-bulk-email-sender-plugin-2-0-1-cross-site-scripting-xss-vulnerability?_s_id=cve"}], "source": {"discovery": "EXTERNAL"}, "title": "WordPress Newsletter & Bulk Email Sender Plugin <= 2.0.1 is vulnerable to Cross Site Scripting (XSS)", "x_generator": {"engine": "Vulnogram 0.1.0-dev"}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T20:29:32.498Z"}, "title": "CVE Program Container", "references": [{"tags": ["vdb-entry", "x_transferred"], "url": "https://patchstack.com/database/vulnerability/newsletter-bulk-email/wordpress-newsletter-bulk-email-sender-plugin-2-0-1-cross-site-scripting-xss-vulnerability?_s_id=cve"}]}]}}

{"affected": [{"affectedData": [{"collectionURL": "https://wordpress.org/plugins", "defaultStatus": "unaffected", "packageName": "newsletter-bulk-email", "product": "Newsletter & Bulk Email Sender \u2013 Email Newsletter Plugin for WordPress", "vendor": "HappyBox", "versions": [{"lessThanOrEqual": "2.0.1", "status": "affected", "version": "n/a", "versionType": "custom"}]}], "source": "audit@patchstack.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:happybox:newsletter_\\&_bulk_email_sender:*:*:*:*:*:wordpress:*:*", "matchCriteriaId": "C1FAC40B-8A7B-4EB8-A394-E25197988948", "versionEndIncluding": "2.0.1", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Auth. (contributor+) Stored Cross-Site Scripting (XSS) vulnerability in HappyBox Newsletter & Bulk Email Sender \u2013 Email Newsletter Plugin for WordPress plugin <=\u00a02.0.1 versions."}, {"lang": "es", "value": "Vulnerabilidad de Coss-Site Scripting (XSS) autenticada (con permisos de colaboradores o superiores) almacenada en HappyBox Newsletter & Bulk Email Sender \u2013 Complemento Email Newsletter para el complemento WordPress en versiones <= 2.0.1."}], "id": "CVE-2023-45829", "lastModified": "2026-06-17T06:29:36.703", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L", "version": "3.1"}, "exploitabilityScore": 2.3, "impactScore": 3.7, "source": "audit@patchstack.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 2.3, "impactScore": 2.7, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2023-10-25T18:17:34.953", "references": [{"source": "audit@patchstack.com", "tags": ["Third Party Advisory"], "url": "https://patchstack.com/database/vulnerability/newsletter-bulk-email/wordpress-newsletter-bulk-email-sender-plugin-2-0-1-cross-site-scripting-xss-vulnerability?_s_id=cve"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://patchstack.com/database/vulnerability/newsletter-bulk-email/wordpress-newsletter-bulk-email-sender-plugin-2-0-1-cross-site-scripting-xss-vulnerability?_s_id=cve"}], "sourceIdentifier": "audit@patchstack.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-79"}], "source": "audit@patchstack.com", "type": "Secondary"}]}