Dashboard / CVE-2026-116566

CVE-2026-116566

MEDIUM
MEDIUM Priority: 0.00 BB Relevance: 31/100
Published: 2026-10-29 Modified: 2026-10-30 First seen: 2026-10-29 Status: active

Attack Surface

Adjacent Low Complexity Conf. Impact Integ. Impact

CVSS Vector Breakdown

AV: Adjacent
AC: Low
PR: High
UI: Passive
S: X
AT: Present
VC: High
VI: High
VA: None

Description

socket.getaddrinfo() previously accepted null bytes within *host* and *port* parameters which can cause the values to be silently truncated.

Weakness Classification (1)

Affected Software (3)

VendorProductVersion
Python Software Foundation CPython 0 < 3.16.0
Python Software Foundation CPython 0 < 3.16.0
Python Software Foundation CPython 0 < 3.16.0

References & Advisories (5)

Bug Bounty Relevance

31 / 100
✓ Low complexity

CVSS Score

5.3 / 10.0 v4.0
CVSS:4.0/AV:A/AC:L/AT:P/PR:H/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/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

EPSS — Exploitation Probability

No EPSS data available

Intelligence Sources

mitre ref →
nvd ref →

External Links