CVE-2026-6678

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Source
https://cve.org/CVERecord?id=CVE-2026-6678
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-6678.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-6678
Downstream
Published
2026-06-25T20:16:08.416Z
Modified
2026-07-16T03:48:47.562474457Z
Severity
  • 1.0 (Low) CVSS_V4 - CVSS:4.0/AV:L/AC:H/AT:P/PR:L/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/U:Clear CVSS Calculator
Summary
Integer underflow in wc_PKCS7_DecryptOri handling crafted Other Recipient Info
Details

Integer underflow in wcPKCS7DecryptOri when handling crafted Other Recipient Info, leading to incorrect length handling during decryption.

Database specific 
{
    "cna_assigner": "wolfSSL",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/6xxx/CVE-2026-6678.json",
    "cwe_ids": [
        "CWE-191"
    ]
}
References

Affected packages

Git / github.com/wolfssl/wolfssl

Affected ranges

Type
GIT
Repo
https://github.com/wolfssl/wolfssl
Events
Introduced
11810160b47ad37968fea375bdc6ad26b9973cd5
Fixed
ac01707f552c611fbd135cc723b2682b3e7f80f2
Database specific 
{
    "cpe": "cpe:2.3:a:wolfssl:wolfssl:*:*:*:*:*:*:*:*",
    "extracted_events": [
        {
            "introduced": "3.15.5"
        },
        {
            "last_affected": "5.9.1"
        },
        {
            "fixed": "5.9.2"
        }
    ],
    "source": [
        "AFFECTED_FIELD",
        "CPE_RANGE"
    ]
}

Affected versions

WCv5.*
WCv5.0-RC10
WCv5.0-RC11
WCv5.0-RC12
WCv5.0-RC9
Other
list
wolfEntropy1
wolfEntropy2d
v3.*
v3.15.5a
v3.15.6
v3.15.7-stable
v4.*
v4.0.0-stable
v4.1.0-stable
v4.2.0-stable
v4.2.0c
v4.3.0-stable
v4.4.0-stable
v4.5.0-stable
v4.6.0-stable
v4.7.0-stable
v4.7.1r
v4.8.0-stable
v5.*
v5.0.0-stable
v5.1.0-stable
v5.2.0-stable
v5.2.1
v5.3.0-stable
v5.4.0-stable
v5.5.0-stable
v5.5.1-stable
v5.5.2-stable
v5.5.3-stable
v5.5.4-stable
v5.6.0-stable
v5.6.2-stable
v5.6.3-stable
v5.6.4-stable
v5.6.6-stable
v5.7.0-stable
v5.7.2-stable
v5.7.4-stable
v5.7.6-stable
v5.8.0-stable
v5.8.2-stable
v5.8.4-stable
v5.9.0-stable
v5.9.1-stable

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-6678.json"