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CVE-2021-1765 (GCVE-0-2021-1765)

Vulnerability from cvelistv5 – Published: 2021-04-02 17:54 – Updated: 2024-08-03 16:25
VLAI
Summary
This issue was addressed with improved iframe sandbox enforcement. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave. Maliciously crafted web content may violate iframe sandboxing policy.
Severity
6.5 (Medium)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
CWE
  • Maliciously crafted web content may violate iframe sandboxing policy
Assigner
References
URL Tags
https://support.apple.com/en-us/HT212147 x_refsource_MISC
https://lists.fedoraproject.org/archives/list/pac… vendor-advisoryx_refsource_FEDORA
https://lists.fedoraproject.org/archives/list/pac… vendor-advisoryx_refsource_FEDORA
https://security.gentoo.org/glsa/202104-03 vendor-advisoryx_refsource_GENTOO
Impacted products
Vendor Product Version CPE status
Apple macOS Affected: unspecified , < 11.2 (custom)
guessed Create a notification for this product.
Show details on NVD website
To clipboard 

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        "cveTags": [],
        "descriptions": [
          {
            "lang": "en",
            "value": "This issue was addressed with improved iframe sandbox enforcement. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave. Maliciously crafted web content may violate iframe sandboxing policy."
          },
          {
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          }
        ],
        "id": "CVE-2021-1765",
        "lastModified": "2024-11-21T05:45:03.843",
        "metrics": {
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                "confidentialityImpact": "NONE",
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                "confidentialityImpact": "NONE",
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          {
            "source": "product-security@apple.com",
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JN6ZOD62CTO54CHTMJTHVEF6R2Y532TJ/"
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        "vulnStatus": "Modified",
        "weaknesses": [
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                "lang": "en",
                "value": "NVD-CWE-noinfo"
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            ],
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            "type": "Primary"
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    },
    "redhat_vex": {
      "aggregate_severity": "Moderate",
      "current_release_date": "2025-11-21T16:06:12+00:00",
      "cve": "CVE-2021-1765",
      "id": "CVE-2021-1765",
      "initial_release_date": "2021-03-22T00:00:00+00:00",
      "product_status:fixed": "70",
      "product_status:known_affected": "9",
      "product_status:known_not_affected": "436",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "webkitgtk: IFrame sandboxing policy violation",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2021/cve-2021-1765.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "critical",
      "current_release_date": "2026-09-13T23:58:42Z",
      "cve": "CVE-2021-1765",
      "id": "CVE-2021-1765",
      "initial_release_date": "2023-02-15T03:50:18Z",
      "product_status:recommended": "1076",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2021-1765",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2021-1765.json",
      "version": "18"
    }
  }
}



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Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.


Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.