Dashboard / CVE-2026-19643

CVE-2026-19643

MEDIUM
MEDIUM Priority: 0.03 BB Relevance: 52/100
Published: 2026-08-12 Modified: 2026-10-23 First seen: 2026-10-29 Status: active

Attack Surface

Network No Interaction

CVSS Vector Breakdown

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

Description

An out-of-bounds read issue in the Base64 decoder in Amazon aws-sdk-cpp before 1.11.862, on some platforms, might allow a remote authenticated user to crash an application that processes crafted Base64-encoded input. To remediate this issue, users should upgrade to version 1.11.862.

Weakness Classification (1)

Affected Software (1)

VendorProductVersion
amazon aws_software_development_kit < 1.11.862

References & Advisories (3)

Bug Bounty Relevance

52 / 100
✓ Network accessible
✓ No user interaction

CVSS Score

6.0 / 10.0 v4.0
CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:N/VI:N/VA:H/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

0.56%
Raw Score 0.005650
Percentile 46.9%
Date 2026-10-29

EPSS Trend

2026-10-29
0.00565
2026-10-28
0.00565

Intelligence Sources

nvd ref →

External Links