Detections
Analytics
FreeBSD : brotli -- out-of-bounds write permits remote code execution (f1e61d76-cdb6-11f1-b15e-589cfc104230)
critical Nessus Plugin ID 370455
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Synopsis
The remote FreeBSD host is missing one or more security-related updates.Description
The version of FreeBSD installed on the remote host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the f1e61d76-cdb6-11f1-b15e-589cfc104230 advisory.-Brotli project reports:
CVE-2026-111497: out-of-bounds write permits remote code execution.
Tenable has extracted the preceding description block directly from the FreeBSD security advisory.
Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.
Solution
Update the affected packages.See Also
Plugin Details
Severity: Critical
ID: 370455
File Name: freebsd_pkg_f1e61d76cdb611f1b15e589cfc104230.nasl
Version: 1.6
Type: Local
Family: FreeBSD Local Security Checks
Published: 10/22/2026
Updated: 10/30/2026
Supported Sensors: Nessus
Risk Information
VPR
Risk Factor: Critical
Score: 9.5
Percentile: 99.88
CVSS v2
Risk Factor: Critical
Base Score: 10
Temporal Score: 8.7
Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C
CVSS Score Source: CVE-2026-111497
CVSS v3
Risk Factor: Critical
Base Score: 9.8
Temporal Score: 9.4
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Temporal Vector: CVSS:3.0/E:H/RL:O/RC:C
CVSS v4
Risk Factor: Critical
Base Score: 9.2
Threat Score: 9.2
Threat Vector: CVSS:4.0/E:A
Vector: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Vulnerability Information
CPE: cpe:/o:freebsd:freebsd, p-cpe:/a:freebsd:freebsd:brotli
Required KB Items: Host/local_checks_enabled, Host/FreeBSD/release, Host/FreeBSD/pkg_info
Exploit Available: true
Exploit Ease: Exploits are available
Patch Publication Date: 10/22/2026
Vulnerability Publication Date: 10/21/2026
CISA Known Exploited Vulnerability Due Dates: 11/10/2026
Reference Information
CVE: CVE-2026-111497
IAVA: 2026-A-1202