Which versions of Blockchain are affected by CVE-2026-3192?

Organizations using A security vulnerability should be aware of moderate risk from CVE-2026-3192, a improper authentication vulnerability rated CVSS 5.6.

Is there a public PoC exploit available for CVE-2026-3192?

Yes, a public proof-of-concept exploit is available for CVE-2026-3192. Prioritise patching immediately. EPSS: 0.1%.

Blockchain CVE-2026-3192

Q: What is the CVSS score of CVE-2026-3192?

CVE-2026-3192 has a CVSS 4.0 base score of 2.9 (Low). CVSS vector: CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/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: 0.1%.

LOW

Improper Authentication (CWE-287)

2026-02-25 cna@vuldb.com

Authentication Bypass Blockchain

2.9

CVSS 4.0 · NVD

Severity by source

NVD PRIMARY

2.9 LOW

CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/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

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Lifecycle Timeline

Severity Changed

Apr 29, 2026 - 01:11 NVD

MEDIUM LOW

CVSS changed

Apr 29, 2026 - 01:11 NVD

5.6 (MEDIUM) 2.9 (LOW)

Analysis Generated

Mar 12, 2026 - 21:55 vuln.today

PoC Detected

Mar 05, 2026 - 01:02 vuln.today

Public exploit code

CVE Published

Feb 25, 2026 - 17:25 nvd

MEDIUM 5.6

DescriptionCVE.org

A security vulnerability has been detected in Chia Blockchain 2.1.0. This issue affects the function _authenticate of the file rpc_server_base.py of the component RPC Credential Handler. The manipulation leads to improper authentication. The attack is possible to be carried out remotely. The attack is considered to have high complexity. The exploitability is assessed as difficult. The exploit has been disclosed publicly and may be used. The vendor was informed early via email. A separate report via bugbounty was rejected with the reason "This is by design. The user is responsible for host security".

AnalysisAI

Improper authentication in Chia Blockchain 2.1.0's RPC Credential Handler (_authenticate function) allows remote attackers to bypass credential validation with high complexity exploitation. Public exploit code exists for this vulnerability, and the vendor dismissed the report as a design choice placing responsibility on users for host security. …

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Vulnerability AssessmentAI

Risk Assessment	CVSS 5.6 (MEDIUM). … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario	A remote attacker could exploit this flaw, improper authentication.
Remediation	Monitor vendor advisories for a patch. … Detailed patch versions, workarounds, and compensating controls in full report.

Recommended ActionAI

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. …

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CVE-2026-3192 vulnerability details – vuln.today

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