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VulnerabilityPublished Updated

github.com/filebrowser/filebrowser/v2 · V2: File Browser has risk of HTTP Request/Response smuggling through vulnerable dependency

Affects github.com/filebrowser/filebrowser/v2Source GCVE Database

0

CVSS 9.1 Critical : upgrade to 2.45.2 as a priority.

Data as of 13 Nov 2026, 19:46 UTC

CVSS 3.1 base score
9.1Critical
How severe the flaw is on the 0–10 CVSS scale.
Patch
Available – fixed in 2.45.2
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

What to do

Upgrade github.com/filebrowser/filebrowser/v2 to 2.45.2.

Affected software

ProductAffectedFixed in
Gogithub.com/filebrowser/filebrowser/v2Affected
  • <2.45.2
Fixed in
  • 2.45.2

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

AI-suggested

A patch is available and the vulnerability is fixed in File Browser version 2.45.2. Users should upgrade to version 2.45.2 or later to remediate this issue. No additional mitigation actions are indicated by the vendor advisory.

Description

File Browser versions prior to 2.45.2 are affected by a critical vulnerability related to HTTP request/response smuggling. This issue arises from the use of the Go standard library net/http package, which improperly accepts a bare line feed (LF) as a line terminator in chunked transfer encoding chunk-size lines. This flaw can allow an attacker to perform HTTP request smuggling when File Browser is used with another server that also incorrectly accepts bare LF in chunk extensions. The vulnerability has a high CVSS score of 9.1 and is fixed in version 2.45.2.

References

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