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CVE-2018-12292
CRITICAL
A use-after-free vulnerability exists in DOMProxyHandler::EnsureExpandoObject in Pale Moon before 27.9.3.
Published: Jun 13, 2018
Modified: Jun 17, 2026
CWE-416
CVSS Metrics
CVSSv3
Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
NONE
User Interaction:
NONE
Scope:
UNCHANGED
Confidentiality Impact:
HIGH
Integrity Impact:
HIGH
Availability Impact:
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Products (1)
| Vendor | Product | Version |
|---|---|---|
| palemoon | pale_moon | * < 27.9.3 |
GitHub Security Advisory GHSA-r5hq-fqrw-h33h
A use-after-free vulnerability exists in DOMProxyHandler::EnsureExpandoObject in Pale Moon before...
References (4)
- https://www.exploit-db.com/exploits/44900/ Exploit, Third Party Advisory, VDB Entry
- https://www.palemoon.org/releasenotes.shtml Vendor Advisory
- https://www.exploit-db.com/exploits/44900/ Exploit, Third Party Advisory, VDB Entry
- https://www.palemoon.org/releasenotes.shtml Vendor Advisory
Risk Scores
CVSS Score
9.8 / 10
EPSS Score
9.18%
Top 5% most likely to be exploited
Threat Score
42 / 100
Data Sources
NVD
EPSS
GitHub