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Vulnerabilities

Vulnerability · CVE-2026-92392

HTTP/2 upload Use-After-Free

Published Oct 14, 2026 · catalog updated Oct 18, 2026 · Debian Debian

Check if you run it

No confirmed exploitation is on record for CVE-2026-92392. EPSS is 0.63%. Act only if a listed version of Debian Debian is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
High8.1
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.63%
Remediation
Advisory link
Affected products
Alpine:v3.21 curl · Alpine:v3.22 curl · package conan · package unmanaged · vendor curl curl

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

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • Alpine:v3.21 curl0 → 8.14.1-r3
  • Alpine:v3.22 curl0 → 8.14.1-r4
  • package conanversion unspecified
  • package unmanagedversion unspecified
  • vendor curl curlversion unspecified

How to fix CVE-2026-92392

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2026-92392. EPSS is 0.63%. Act only if a listed version of Debian Debian is installed.

Which versions are affected?

Compare what you have installed with 0 → 8.14.1-r3, 0 → 8.14.1-r4. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-416: Use After Free. EPSS 0.63%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Technology hubs

Debian security

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.

  4. Oct 18, 2026 · OpenSSF OSV / OSV Scanner

    Fix available

    curl fixed in 8.14.1-r3; curl fixed in 8.14.1-r4

  5. Oct 18, 2026 · OpenSSF OSV / OSV Scanner

    Fix available

    curl fixed in 8.14.1-r3

  6. Oct 18, 2026 · OpenSSF OSV / OSV Scanner

    Fix available

    curl fixed in 8.14.1-r4

  7. Oct 18, 2026 · OpenSSF OSV / OSV Scanner

    Updated

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

Sources

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.