HOMEVULNERABILITIESCVE-2025-6375
MEDIUM

CVE-2025-6375

CWE-404Published: June 21, 2025· Updated: Jun 17, 2026

5.5
CVSS v3.1

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.

NVD Source

Technical Analysis

CVE-2025-6375 requires local access, meaning attackers must already have a foothold on the target system.

Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

A successful exploit results in availability disruption (denial of service), with a CVSS base score of 5.5.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorLocal
Attack ComplexityLow
Privileges Req.Low
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityNone
AvailabilityHigh
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Affected Vendors & Products

pocoproject1 product(s)
poco
Source: NVD CPE · 1 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

PATCHhttps://github.com/pocoproject/poco/commit/6f2f85913c191ab9ddfb8fae781f5d66afccf3bf
PATCHhttps://github.com/pocoproject/poco/issues/4915
PATCHhttps://github.com/pocoproject/poco/issues/4915
ADVISORYhttps://vuldb.com/?id.313370
ADVISORYhttps://vuldb.com/?submit.597446

All References (8)

→
https://github.com/pocoproject/poco/commit/6f2f85913c191ab9ddfb8fae781f5d66afccf3bfPatch
→
https://github.com/pocoproject/poco/issues/4915Exploit · Issue Tracking · Patch
→
https://github.com/pocoproject/poco/releases/tag/poco-1.14.2-releaseRelease Notes
→
https://github.com/user-attachments/files/19524599/poco_crash.txtExploit
→
https://vuldb.com/?ctiid.313370Permissions Required · VDB Entry
→
https://vuldb.com/?id.313370Third Party Advisory · VDB Entry
→
https://vuldb.com/?submit.597446Third Party Advisory · VDB Entry
→
https://github.com/pocoproject/poco/issues/4915Exploit · Issue Tracking · Patch

Quick Facts

CVE IDCVE-2025-6375
CVSS Score5.5 / 10
SeverityMEDIUM
WeaknessCWE-404
CISA KEVNo
Affected1 vendor(s)
PublishedJun 21, 2025

Related CVEs (CWE-404)

CVE-2026-1173
9.8
CVE-2023-24444
9.8
CVE-2025-5867
9.8
CVE-2018-8450
8.8
CVE-2026-11317
8.7
CVE-2023-20042
8.6

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2025-6375 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWatch. CVE data is provided under the NVD usage policy.
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