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CVE-2026-90928

File Browser through 2.63.23 Memory Exhaustion via subtitle endpoint

CVSS 4.0 7.1 HIGHCVSS 3.1 6.5 MEDIUMCheck source for fixed versionsKEV status unknown

Original advisory

cve-program · CVE-2026-90928

Published

File Browser through 2.63.23 contains a memory exhaustion vulnerability in the subtitle conversion endpoint that loads entire subtitle files into memory without size limits. Authenticated attackers with download permission can request conversion of large .srt, .ass, or .ssa files and exhaust server memory through concurrent requests, causing denial of service.

Read the publisher's advisory

Affected versions, risk and source history

cve-program · CVE-2026-90928

Published

filebrowser

Vendor product

Publisher's version information

Shown as published. These rules are not interpreted as NuGet package version ranges.

{
                    "vendor": "filebrowser",
                    "product": "filebrowser",
                    "defaultStatus": "unaffected",
                    "packageURL": "pkg:golang/github.com/filebrowser/filebrowser/v2",
                    "versions": [
                        {
                            "version": "0",
                            "status": "affected",
                            "versionType": "semver",
                            "lessThanOrEqual": "2.63.23"
                        }
                    ]
                }

Original source record · Cite this exact observation · Complete original publisher JSON