MEDIUM
CVE-2026-6412
CWE-327Published: June 25, 2026· Updated: Jun 27, 2026
4.3
CVSS v3.1
EPSS:0.07%probability of exploitation in 30 daysPercentile:0.1th
Official Description
Certificate policy and RFC 8446 compliance concerns regarding the continued acceptance of SHA-1/MD5 in certificate processing.
Technical Analysis
CVE-2026-6412 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.Low
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityLow
AvailabilityNone
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Affected Vendors & Products
wolfssl1 product
wolfssl
Source: NVD CPE · 1 total CPE entries
Exploit & PoC Resources
NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.
Official Patches & Advisories
All References (2)
→
https://github.com/wolfSSL/wolfssl/pull/10222Issue Tracking · Patch
→
https://www.wolfssl.com/docs/security-vulnerabilities/Vendor Advisory
Quick Facts
CVE IDCVE-2026-6412
CVSS Score4.3 / 10
SeverityMEDIUM
WeaknessCWE-327
CISA KEVNo
EPSS (30d)0.07%
Affected1 vendor
PublishedJun 25, 2026
Related CVEs (CWE-327)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2026-6412 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.