PT-2026-117641
CVE-2026-111946
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Published
2026-10-19
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Updated
2026-10-19
Description by
Score
N/A
Not availableNo severity ratings or metrics are available. When they are, we'll update the corresponding info on the page.
Name of the Vulnerable Software and Affected Versions
Plack::Middleware::ETag versions 0.04 through 0.05
Description
The software discloses file inode numbers in the default ETag header when the response body is a filehandle and the
file etag option is not set. The ETag is constructed using the file's inode number, modification time, and size. This information can be used by clients to perform backend fingerprinting and correlate files served through different URLs.Recommendations
Update Plack::Middleware::ETag to version 0.06 or later.
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