MEDIUMCVSS v3.1 6.5Vulnerability

CVE-2026-128016

FrankenPHP before 1.13.4 contains a use-after-free vulnerability in worker mode that frees internal streams of SplTempFileObject or SplFileObject on php://temp instances surviving across requests. Remote clients can send requests reaching code that uses such persisted objects, causing reads of freed memory that leak garbage data or crash the process.

Properties

Severity
MEDIUM
Nvd fetched at
2026-11-14T00:40:25.638091+00:00
Epss score
0.00453
Cvss score
6.5
Cvss severity
MEDIUM
Retrieved at
2026-11-14T00:51:03+00:00
Score
6.5
Last source
FIRST EPSS
Cvss version
3.1
Cve id
CVE-2026-128016
Cvss vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:H
First seen by Signal
2026-11-13T17:31:47+00:00
Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:H
Published at
2026-11-13T10:18:06.807
Last modified
2026-11-13T16:18:55.567
Epss percentile
0.39865

Related Entities (1)

HAS_WEAKNESS (1)

→[Weakness]Use After Free

Related research

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CVE-2026-128016 (CVSS v3.1 6.5) — Ninja Signal Threat Intelligence | Ninja Signal