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CVE-2025-6375

17
FAUCET Score

CVE-2025-6375 describes a null pointer dereference vulnerability in the MultipartInputStream function within the poco library, affecting versions up to 1.14.1. This flaw, rated Medium severity (CVSS 5.5), can be triggered locally by an attacker with low privileges, leading to a denial of service. While the exploit has been publicly disclosed, there is no evidence of active exploitation, and it has received minimal community discussion or media coverage. Upgrading to poco version 1.14.2 is recommended to mitigate this issue.

Impacted Technologies

VendorProductVersion(s)CPE
< 1.14.2CPE matchmatch criteria
cpe:2.3:a:pocoproject:poco:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 4.0

1.9LOW

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector
LOCAL
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
NONE
VS Confidentiality
NONE
VS Integrity
NONE
VS Availability
LOW
SS Confidentiality
NONE
SS Integrity
NONE
SS Availability
NONE
Exploit Maturity
PROOF_OF_CONCEPT
CvssVersion
4.0

Exploit Intelligence

EPSS Score
0.21%
Probability of exploitation in next 30 days
EPSS Percentile
11.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0021 is in the 53rd percentile among its peer group of 15,940 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

github_advisorypatch availablevia nvd_reference
View patch

References

github.com / pocoproject/poco/commit/6f2f85913c191ab9ddfb8fae781f5d66afccf3bf
Patch
github.com / pocoproject/poco/issues/4915
ExploitIssue TrackingPatch
github.com / pocoproject/poco/releases/tag/poco-1.14.2-release
Release Notes
github.com / user-attachments/files/19524599/poco_crash.txt
Exploit
vuldb.com
Permissions RequiredVDB Entry
vuldb.com
Third Party AdvisoryVDB Entry
vuldb.com
Third Party AdvisoryVDB Entry