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Vulnerability · Published Jun 21, 2025 · Assigned by VulDB

CVE-2025-6375poco MultipartReader.cpp MultipartInputStream null pointer dereference

Low 3.3

In plain English

A low-severity null pointer dereference in poco. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 18% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)3.3Low
Exploit odds (30 days)0.3%top 82.2% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known

Official description

A vulnerability was found in poco up to 1.14.1. It has been rated as problematic. Affected by this issue is the function MultipartInputStream of the file Net/src/MultipartReader.cpp. The manipulation leads to null pointer dereference. The attack needs to be approached locally. The exploit has been disclosed to the public and may be used. Upgrading to version 1.14.2 is able to address this issue. The patch is identified as 6f2f85913c191ab9ddfb8fae781f5d66afccf3bf. It is recommended to upgrade the affected component.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:12pocono fix listedDEBIAN-CVE-2025-6375
Debian:13poco1.13.0-6+deb13u1DEBIAN-CVE-2025-6375
Debian:14poco1.14.2-2DEBIAN-CVE-2025-6375
Ubuntu:22.04:LTSpocono fix listedUBUNTU-CVE-2025-6375
Ubuntu:24.04:LTSpocono fix listedUBUNTU-CVE-2025-6375
Ubuntu:25.10pocono fix listedUBUNTU-CVE-2025-6375
Ubuntu:26.04:LTSpocono fix listedUBUNTU-CVE-2025-6375
Ubuntu:26.10pocono fix listedUBUNTU-CVE-2025-6375

Affected products (as reported)

VendorProductVersions
n/a poco 1.14.01.14.1

Weakness: CWE-476, CWE-404 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C

References