CVE-2020-15676 (GCVE-0-2020-15676)

Vulnerability from cvelistv5 – Published: 2020-10-01 18:31 – Updated: 2024-08-04 13:22
VLAI?
Summary
Firefox sometimes ran the onload handler for SVG elements that the DOM sanitizer decided to remove, resulting in JavaScript being executed after pasting attacker-controlled data into a contenteditable element. This vulnerability affects Firefox < 81, Thunderbird < 78.3, and Firefox ESR < 78.3.
Severity ?
No CVSS data available.
CWE
  • XSS when pasting attacker-controlled data into a contenteditable element
Assigner
References
Impacted products
Vendor Product Version
Mozilla Firefox Affected: unspecified , < 81 (custom)
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    Mozilla Thunderbird Affected: unspecified , < 78.3 (custom)
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    Mozilla Firefox ESR Affected: unspecified , < 78.3 (custom)
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Advisory\"]}]}}"
  }
}


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Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

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.