Vulnerability · Published Jun 19, 2023 · Assigned by mozilla
CVE-2023-25736
Critical 9.8
In plain English
A critical-severity security flaw in Firefox from Mozilla. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.7% (higher than 53% of all known vulnerabilities).
Severity (CVSS 3.1)9.8Critical
Exploit odds (30 days)0.7%top 47.2% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
An invalid downcast from `nsHTMLDocument` to `nsIContent` could have lead to undefined behavior. This vulnerability affects Firefox < 110.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu:22.04:LTS | mozjs78 | no fix listed | UBUNTU-CVE-2023-25736 |
| Ubuntu:22.04:LTS | mozjs91 | no fix listed | UBUNTU-CVE-2023-25736 |