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Findings

CVE-2026-92392

HTTP/2 upload Use-After-Free

Published Oct 14, 2026 · corrected/updated Oct 15, 2026 · Debian Debian · evidence confidence high

During an upload, curl mishandles HTTP/2 received from the server (with reason or ) leading to a use after free of a object.

Grounded briefings

Catalog interpretations for three audiences. Each brief cites ingested metadata and the original advisories below. They are not independent research and they do not invent exploit steps.

Executive

CVE-2026-92392 is a high public vulnerability record for Debian Debian. It is not currently listed in the CISA Known Exploited catalog. Check the linked vendor or CERT advisories for patch status. This summary is a catalog interpretation of the ingested metadata and cites the original advisories below.

System administrator

Identify whether Debian Debian is in your estate, then compare installed versions with the affected ranges. Affected packages or ranges on record: curl curl. Check the linked vendor or CERT advisories for patch status. Prefer the vendor or distribution advisory linked in Sources before changing production systems. This is a catalog interpretation, not a runbook.

Security analyst

Signals on file: CVSS 8.1, EPSS 0.2%. It is not currently listed in the CISA Known Exploited catalog. Weakness classes: CWE-416. Sources contributing to this record: circl, cve_org, debian, epss. Public exploit references, when present, are outbound links only and are not proof of active exploitation. This is a catalog interpretation of stored metadata.

Exploitation and remediation

  • Exploitation evidence

    Not listed as known exploited in CISA KEV. Not in the CISA KEV catalog.

  • Patch and remediation

    No required-action text is stored yet. Use the vendor or CERT links in Sources for patch availability.

  • Safe detection guidance

    Compare installed versions with the affected ranges below and verify the advisory from the original publisher. This site stores metadata and outbound links only; it does not ship exploit code or proof-of-concept payloads.

Technology hubs

Debian

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Oct 14, 2026 · NIST NVD

    Detected

    During an upload, curl mishandles HTTP/2 received from the server (with reason or ) leading to a use after free of a object.

  2. Oct 15, 2026 · NIST NVD

    Updated

    During an upload, curl mishandles HTTP/2 received from the server (with reason or ) leading to a use after free of a object.

  3. Oct 15, 2026 · NIST NVD

    Updated

    During an upload, curl mishandles HTTP/2 received from the server (with reason or ) leading to a use after free of a object.

Affected

  • vendor curl curlversion unspecified

Sources

References