peter bassill · operator
$ cve CVE-2017-7753 JSON

CVE-2017-7753

9.1
CRITICAL · CVSS 3.0 · EPSS 3.1% (pctl 88)

In your normal cycle

Critical by CVSS (9.1), but no sign of active exploitation.

Description

An out-of-bounds read occurs when applying style rules to pseudo-elements, such as ::first-line, using cached style data. This vulnerability affects Thunderbird < 52.3, Firefox ESR < 52.3, and Firefox < 55.

Scoring

CVSS9.1 (CRITICAL, v3.0)
VectorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
EPSS3.15% — more likely to be exploited than 88% of all CVEs
WeaknessCWE-125
On CISA KEVno
Public exploitnone known
Published2018-06-11
Last modified2026-06-17

Affected (9)

VendorProduct
debiandebian linux
mozillafirefox
mozillathunderbird
redhatenterprise linux
redhatenterprise linux desktop
redhatenterprise linux server
redhatenterprise linux server aus
redhatenterprise linux server eus
redhatenterprise linux workstation

References

→ the Explorer  ·  watch your stack  ·  NVD