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Vulnerabilities

CVE-2026-53659

Review this vulnerability's source-backed evidence, with unavailable values and read failures kept distinct.

A permanent, source-backed tracker page. Values are shown only when returned; explicit gaps and read failures remain different states.

Full record read. Reported values and explicit gaps below come from the tracked record.

Detection and validation

Mapped metadata availability only. These signals do not change priority.

  • Sigma

    Not mapped by tracked sources.

  • Atomic

    Not mapped by tracked sources.

  • Nuclei

    Not mapped by tracked sources.

  • Metasploit

    Not mapped by tracked sources.

What it is

Reported

http4k: Unbounded gzip decompression in `ServerFilters.GZip` / `RequestFilters.GunZip` allowed memory-exhaustion DoS

Source reported · Source: Tracked source · Source last published: unknown · Source description excerpt; complete tracked detail loads below. · Source last updated:

What is affected

Reported

http4k; http4k. Product-level identification only; no affected-version conclusion is available from this field.

Source reported · Source: Tracked source · Source last published: unknown · Source last updated:

Urgency and basis

Reported

Track* · 224.5

Tracker computed · Tracker decision tier from the evidence detailed below · Source last updated:

Exploitation evidence

Not reported

Not reported by tracked sources.

What to do

Reported

A source remediation link is available. Validate that guidance against the affected product and your environment.

Source remediation ↗

Source reported · Tracked source remediation field · Source last updated:

Evidence detail

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Glossary

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