CVE-2026-41682 PUBLISHED

pupnp: Port truncation via atoi() cast in parse_uri() allows SSRF port confusion

Assigner: GitHub_M
Reserved: 22.04.2026 Published: 08.05.2026 Updated: 08.05.2026

pupnp is an SDK for development of UPnP device and control point applications. Prior to version 1.18.5, pupnp is vulnerable to SRRF port confusion due to port truncation via atoi() cast in parse_uri(). This issue has been patched in version 1.18.5.

Metrics

CVSS 4.0

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N
CVSS Score: 6.9

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	Low	Confidentiality	None
Attack Complexity	Low	Integrity	Low	Integrity	None
Attack Requirements	None	Availability	None	Availability	None
Privileges Required	None
User Interaction	None

CVSS 4.0

Product Status

Vendor	pupnp
Product	pupnp
Versions	Version < 1.18.5 is affected

References

Problem Types

CWE-195: Signed to Unsigned Conversion Error CWE
CWE-918: Server-Side Request Forgery (SSRF) CWE