CVE-2023-4635

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2023-4635", "assignerOrgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599", "state": "PUBLISHED", "assignerShortName": "Wordfence", "dateReserved": "2023-08-30T13:51:22.583Z", "datePublished": "2023-10-21T07:33:23.554Z", "dateUpdated": "2026-04-08T16:36:15.154Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599", "shortName": "Wordfence", "dateUpdated": "2026-04-08T16:36:15.154Z"}, "affected": [{"vendor": "ashanjay", "product": "EventON \u2013 Events Calendar", "versions": [{"version": "0", "status": "affected", "lessThanOrEqual": "2.2.2", "versionType": "semver"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "The EventON plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the 'tab' parameter in versions up to, and including, 2.2.2 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link."}], "title": "EventON <= 2.2.2 - Reflected Cross-Site Scripting", "references": [{"url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/115ad0b2-febe-485a-8fb5-9bd6edc37ef7?source=cve"}, {"url": "https://github.com/xsn1210/vul/blob/main/xss%5BEventON%5D%20.md"}, {"url": "https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2981861%40eventon-lite&new=2981861%40eventon-lite&sfp_email=&sfph_mail="}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')", "cweId": "CWE-79", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N", "baseScore": 6.1, "baseSeverity": "MEDIUM"}}], "credits": [{"lang": "en", "type": "finder", "value": "Shuning Xu"}], "timeline": [{"time": "2023-10-20T00:00:00.000Z", "lang": "en", "value": "Disclosed"}]}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T07:31:06.643Z"}, "title": "CVE Program Container", "references": [{"url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/115ad0b2-febe-485a-8fb5-9bd6edc37ef7?source=cve", "tags": ["x_transferred"]}, {"url": "https://github.com/xsn1210/vul/blob/main/xss%5BEventON%5D%20.md", "tags": ["x_transferred"]}]}, {"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2025-02-05T18:21:58.138905Z", "id": "CVE-2023-4635", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-02-05T18:59:44.300Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CVE Program Container", "references": [{"url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/115ad0b2-febe-485a-8fb5-9bd6edc37ef7?source=cve", "tags": ["x_transferred"]}, {"url": "https://github.com/xsn1210/vul/blob/main/xss%5BEventON%5D%20.md", "tags": ["x_transferred"]}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T07:31:06.643Z"}}, {"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2023-4635", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2025-02-05T18:21:58.138905Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-02-05T18:21:59.801Z"}}], "cna": {"title": "EventON <= 2.2.2 - Reflected Cross-Site Scripting", "credits": [{"lang": "en", "type": "finder", "value": "Shuning Xu"}], "metrics": [{"cvssV3_1": {"version": "3.1", "baseScore": 6.1, "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"}}], "affected": [{"vendor": "ashanjay", "product": "EventON \u2013 Events Calendar", "versions": [{"status": "affected", "version": "0", "versionType": "semver", "lessThanOrEqual": "2.2.2"}], "defaultStatus": "unaffected"}], "timeline": [{"lang": "en", "time": "2023-10-20T00:00:00.000Z", "value": "Disclosed"}], "references": [{"url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/115ad0b2-febe-485a-8fb5-9bd6edc37ef7?source=cve"}, {"url": "https://github.com/xsn1210/vul/blob/main/xss%5BEventON%5D%20.md"}, {"url": "https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2981861%40eventon-lite&new=2981861%40eventon-lite&sfp_email=&sfph_mail="}], "descriptions": [{"lang": "en", "value": "The EventON plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the 'tab' parameter in versions up to, and including, 2.2.2 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-79", "description": "CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')"}]}], "providerMetadata": {"orgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599", "shortName": "Wordfence", "dateUpdated": "2026-04-08T16:36:15.154Z"}}}, "cveMetadata": {"cveId": "CVE-2023-4635", "state": "PUBLISHED", "dateUpdated": "2026-04-08T16:36:15.154Z", "dateReserved": "2023-08-30T13:51:22.583Z", "assignerOrgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599", "datePublished": "2023-10-21T07:33:23.554Z", "assignerShortName": "Wordfence"}, "dataVersion": "5.2"}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "EventON \u2013 Events Calendar", "vendor": "ashanjay", "versions": [{"lessThanOrEqual": "2.2.2", "status": "affected", "version": "0", "versionType": "semver"}]}], "source": "security@wordfence.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:myeventon:eventon-lite:*:*:*:*:*:wordpress:*:*", "matchCriteriaId": "077DF211-FA27-4DD1-9AE1-8D616F91AD8D", "versionEndIncluding": "2.2.2", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The EventON plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the 'tab' parameter in versions up to, and including, 2.2.2 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link."}, {"lang": "es", "value": "El complemento EventON para WordPress es vulnerable a Cross-Site Scripting reflejado a trav\u00e9s del par\u00e1metro 'tab' en versiones hasta la 2.2.2 incluida debido a una sanitizaci\u00f3n de entrada y un escape de salida insuficientes. Esto hace posible que atacantes no autenticados inyecten scripts web arbitrarios en p\u00e1ginas que se ejecutan si logran enga\u00f1ar a un usuario para que realice una acci\u00f3n como hacer click en un enlace."}], "id": "CVE-2023-4635", "lastModified": "2026-06-17T06:38:16.150", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.1, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 2.7, "source": "security@wordfence.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.1, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 2.7, "source": "nvd@nist.gov", "type": "Primary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2023-4635", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2025-02-05T18:21:58.138905Z", "version": "2.0.3"}}]}, "published": "2023-10-21T08:15:08.897", "references": [{"source": "security@wordfence.com", "tags": ["Exploit", "Third Party Advisory"], "url": "https://github.com/xsn1210/vul/blob/main/xss%5BEventON%5D%20.md"}, {"source": "security@wordfence.com", "url": "https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2981861%40eventon-lite&new=2981861%40eventon-lite&sfp_email=&sfph_mail="}, {"source": "security@wordfence.com", "tags": ["Exploit", "Third Party Advisory"], "url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/115ad0b2-febe-485a-8fb5-9bd6edc37ef7?source=cve"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://github.com/xsn1210/vul/blob/main/xss%5BEventON%5D%20.md"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/115ad0b2-febe-485a-8fb5-9bd6edc37ef7?source=cve"}], "sourceIdentifier": "security@wordfence.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-79"}], "source": "security@wordfence.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-79"}], "source": "nvd@nist.gov", "type": "Secondary"}]}

{}

{}