cve-2024-29203
Vulnerability from cvelistv5
Published
2024-03-26 13:23
Modified
2024-08-06 14:37
Severity ?
EPSS score ?
Summary
TinyMCE Cross-Site Scripting (XSS) vulnerability in handling iframes
References
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A\u00a0cross-site scripting (XSS) vulnerability was discovered in TinyMCE\u2019s content insertion code. This allowed `iframe` elements containing malicious code to execute when inserted into the editor. These `iframe` elements are restricted in their permissions by same-origin browser protections, but could still trigger operations such as downloading of malicious assets. 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A\u00a0cross-site scripting (XSS) vulnerability was discovered in TinyMCE\u2019s content insertion code. This allowed `iframe` elements containing malicious code to execute when inserted into the editor. These `iframe` elements are restricted in their permissions by same-origin browser protections, but could still trigger operations such as downloading of malicious assets. This vulnerability is fixed in 6.8.1.\"},{\"lang\":\"es\",\"value\":\"TinyMCE es un editor de texto enriquecido de c\u00f3digo abierto. Se descubri\u00f3 una vulnerabilidad de cross-site scripting (XSS) en el c\u00f3digo de inserci\u00f3n de contenido de TinyMCE. Esto permiti\u00f3 que se ejecutaran elementos `iframe` que conten\u00edan c\u00f3digo malicioso cuando se insertaban en el editor. Estos elementos \\\"iframe\\\" tienen permisos restringidos por protecciones del navegador del mismo origen, pero a\u00fan as\u00ed podr\u00edan desencadenar operaciones como la descarga de activos maliciosos. Esta vulnerabilidad se solucion\u00f3 en 6.8.1.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"security-advisories@github.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N\",\"baseScore\":4.3,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"REQUIRED\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"LOW\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":2.8,\"impactScore\":1.4}]},\"weaknesses\":[{\"source\":\"security-advisories@github.com\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-79\"}]}],\"references\":[{\"url\":\"https://github.com/tinymce/tinymce/commit/bcdea2ad14e3c2cea40743fb48c63bba067ae6d1\",\"source\":\"security-advisories@github.com\"},{\"url\":\"https://github.com/tinymce/tinymce/security/advisories/GHSA-438c-3975-5x3f\",\"source\":\"security-advisories@github.com\"},{\"url\":\"https://www.tiny.cloud/docs/tinymce/6/6.8.1-release-notes/#new-convert_unsafe_embeds-option-that-controls-whether-object-and-embed-elements-will-be-converted-to-more-restrictive-alternatives-namely-img-for-image-mime-types-video-for-video-mime-types-audio-audio-mime-types-or-iframe-for-other-or-unspecified-mime-types\",\"source\":\"security-advisories@github.com\"},{\"url\":\"https://www.tiny.cloud/docs/tinymce/7/7.0-release-notes/#sandbox_iframes-editor-option-is-now-defaulted-to-true\",\"source\":\"security-advisories@github.com\"},{\"url\":\"https://github.com/tinymce/tinymce/commit/bcdea2ad14e3c2cea40743fb48c63bba067ae6d1\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://github.com/tinymce/tinymce/security/advisories/GHSA-438c-3975-5x3f\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://www.tiny.cloud/docs/tinymce/6/6.8.1-release-notes/#new-convert_unsafe_embeds-option-that-controls-whether-object-and-embed-elements-will-be-converted-to-more-restrictive-alternatives-namely-img-for-image-mime-types-video-for-video-mime-types-audio-audio-mime-types-or-iframe-for-other-or-unspecified-mime-types\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://www.tiny.cloud/docs/tinymce/7/7.0-release-notes/#sandbox_iframes-editor-option-is-now-defaulted-to-true\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"}]}}" } }
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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.