cve-2021-24153
Vulnerability from cvelistv5
Published
2021-04-05 18:27
Modified
2024-08-03 19:21
Severity ?
EPSS score ?
Summary
A Stored Cross-Site Scripting vulnerability was discovered in the Yoast SEO WordPress plugin before 3.4.1, which had built-in blacklist filters which were blacklisting Parenthesis as well as several functions such as alert but bypasses were found.
References
▼ | URL | Tags | |
---|---|---|---|
contact@wpscan.com | https://packetstormsecurity.com/files/138192/ | Exploit, Third Party Advisory, VDB Entry | |
contact@wpscan.com | https://plugins.trac.wordpress.org/changeset/1466243/wordpress-seo | Third Party Advisory | |
contact@wpscan.com | https://wpscan.com/vulnerability/77810044-394d-4314-b9a1-20c7dca726dc | Third Party Advisory | |
af854a3a-2127-422b-91ae-364da2661108 | https://packetstormsecurity.com/files/138192/ | Exploit, Third Party Advisory, VDB Entry | |
af854a3a-2127-422b-91ae-364da2661108 | https://plugins.trac.wordpress.org/changeset/1466243/wordpress-seo | Third Party Advisory | |
af854a3a-2127-422b-91ae-364da2661108 | https://wpscan.com/vulnerability/77810044-394d-4314-b9a1-20c7dca726dc | Third Party Advisory |
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"ID": "CVE-2021-24153", "STATE": "PUBLIC", "TITLE": "Yoast SEO \u003c 3.4.1 - Authenticated Stored Cross-Site Scripting (XSS)" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "Yoast SEO", "version": { "version_data": [ { "version_affected": "\u003c", "version_name": "3.4.1", "version_value": "3.4.1" } ] } } ] }, "vendor_name": "Unknown" } ] } }, "credit": [ { "lang": "eng", "value": "Hammad Shamsi" } ], "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "A Stored Cross-Site Scripting vulnerability was discovered in the Yoast SEO WordPress plugin before 3.4.1, which had built-in blacklist filters which were blacklisting Parenthesis as well as several functions such as alert but bypasses were found." } ] }, "generator": "WPScan CVE Generator", "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "CWE-79 Cross-site Scripting (XSS)" } ] } ] }, "references": { "reference_data": [ { "name": "https://wpscan.com/vulnerability/77810044-394d-4314-b9a1-20c7dca726dc", "refsource": "CONFIRM", "url": "https://wpscan.com/vulnerability/77810044-394d-4314-b9a1-20c7dca726dc" }, { "name": "https://plugins.trac.wordpress.org/changeset/1466243/wordpress-seo", "refsource": "MISC", "url": "https://plugins.trac.wordpress.org/changeset/1466243/wordpress-seo" }, { "name": "https://packetstormsecurity.com/files/138192/", "refsource": "MISC", "url": "https://packetstormsecurity.com/files/138192/" } ] }, "source": { "discovery": "UNKNOWN" } } } }, "cveMetadata": { "assignerOrgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81", "assignerShortName": "WPScan", "cveId": "CVE-2021-24153", "datePublished": "2021-04-05T18:27:42", "dateReserved": "2021-01-14T00:00:00", "dateUpdated": "2024-08-03T19:21:18.410Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1", "vulnerability-lookup:meta": { "nvd": 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omisiones\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N\",\"baseScore\":5.4,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"REQUIRED\",\"scope\":\"CHANGED\",\"confidentialityImpact\":\"LOW\",\"integrityImpact\":\"LOW\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":2.3,\"impactScore\":2.7}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:M/Au:S/C:N/I:P/A:N\",\"baseScore\":3.5,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"MEDIUM\",\"authentication\":\"SINGLE\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"PARTIAL\",\"availabilityImpact\":\"NONE\"},\"baseSeverity\":\"LOW\",\"exploitabilityScore\":6.8,\"impactScore\":2.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":true}]},\"weaknesses\":[{\"source\":\"contact@wpscan.com\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-79\"}]},{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-79\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:yoast:yoast_seo:*:*:*:*:*:wordpress:*:*\",\"versionEndExcluding\":\"3.4.1\",\"matchCriteriaId\":\"1CDDDA6D-76CF-4003-9739-A9DE41F076AB\"}]}]}],\"references\":[{\"url\":\"https://packetstormsecurity.com/files/138192/\",\"source\":\"contact@wpscan.com\",\"tags\":[\"Exploit\",\"Third 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Sightings
Author | Source | Type | Date |
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Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.