Logo
-

Byte Open Security

(ByteOS Network)

Log In

Sign Up

ByteOS

Security
Vulnerability Details
Registries
Custom Views
Weaknesses
Attack Patterns
Filters & Tools
NVD Vulnerability Details :
CVE-2026-6681
Analyzed
More InfoOfficial Page
Source-facts@wolfssl.com
View Known Exploited Vulnerability (KEV) details
Published At-25 Jun, 2026 | 21:16
Updated At-27 Jun, 2026 | 20:02

The PKCS#7 decode path ignores the caller-supplied output buffer size (outputSz), allowing decoded content to be written past the bounds of the provided buffer. This affects wolfSSL 5.9.0 and earlier and was fixed in the 5.9.1 release.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Secondary4.01.0LOW
CVSS:4.0/AV:A/AC:L/AT:P/PR:L/UI:P/VC:N/VI:L/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:Clear
Primary3.15.3MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
N/A
Type: Secondary
Version: 4.0
Base score: 1.0
Base severity: LOW
Vector:
CVSS:4.0/AV:A/AC:L/AT:P/PR:L/UI:P/VC:N/VI:L/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:Clear
Type: Primary
Version: 3.1
Base score: 5.3
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Type: N/A
Version:
Base score:
Base severity: N/A
Vector:
CPE Matches
wolfssl
wolfssl
>>wolfssl>>Versions from 3.10.0(inclusive) to 5.9.1(exclusive)
cpe:2.3:a:wolfssl:wolfssl:*:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
CWE-120Secondaryfacts@wolfssl.com
CWE-787Secondaryfacts@wolfssl.com
CWE ID: CWE-120
Type: Secondary
Source: facts@wolfssl.com
CWE ID: CWE-787
Type: Secondary
Source: facts@wolfssl.com
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://github.com/wolfSSL/wolfssl/pull/10116facts@wolfssl.com
Issue Tracking
Patch
https://www.wolfssl.com/docs/security-vulnerabilities/facts@wolfssl.com
Vendor Advisory
Hyperlink: https://github.com/wolfSSL/wolfssl/pull/10116
Source: facts@wolfssl.com
Resource:
Issue Tracking
Patch
Hyperlink: https://www.wolfssl.com/docs/security-vulnerabilities/
Source: facts@wolfssl.com
Resource:
Vendor Advisory
Change History
0Changes found
Details not found