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CVE-2017-7785

A buffer overflow can occur when manipulating Accessible Rich Internet Applications (ARIA) attributes within the DOM. This results in a…

Critical9.8EPSS 4.1%
Published
Updated
Reserved
Assigned by
mozilla

Description

A buffer overflow can occur when manipulating Accessible Rich Internet Applications (ARIA) attributes within the DOM. This results in a potentially exploitable crash. This vulnerability affects Thunderbird < 52.3, Firefox ESR < 52.3, and Firefox < 55.

Scores

CVSS scores of CVE-2017-7785, by who scored it
Scored byCVSSScoreVector
NVDNVD · Modified3.0Critical9.8CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS (exploitation in 30 days)
4.1% · top 9.4% of all CVEs (2 Nov 2026)

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The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.8.

Weakness

Affected products

  • Mozilla · Thunderbird

    • affected unspecified – < 52.3

  • Mozilla · Firefox ESR

    • affected unspecified – < 52.3

  • Mozilla · Firefox

    • affected unspecified – < 55

References (11)

Sources

The same CVE in the primary databases and aggregators, to check against.

Record last updated .