CVE-2021-30128

Unsafe deserialization in Apache OFBiz

9.8 CriticalPublic exploit

Apache OFBiz has unsafe deserialization prior to 17.12.07 version

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

81.2%Up 79.3 points since Apr 28, 2021

What each source reports

NVD Score used 9.8

Apache OFBiz has unsafe deserialization prior to 17.12.07 version

Record: CVE-2021-30128
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0: 10.0 HighAV:N/AC:L/Au:N/C:C/I:C/A:C
Weakness: CWE-502
Updated: 2026-11-02

CVE List No score

Unsafe deserialization in Apache OFBiz

Apache OFBiz has unsafe deserialization prior to 17.12.07 version

Record: CVE-2021-30128
Updated: 2026-11-02

EUVDEUVD-2021-17068 No score

Apache OFBiz has unsafe deserialization prior to 17.12.07 version

Record: EUVD-2021-17068
Updated: 2026-11-03

GitHub AdvisoriesGHSA-7ffx-8mw5-5mgr 9.8

Apache OFBiz has unsafe deserialization prior to 17.12.07 version

Apache OFBiz has unsafe deserialization prior to 17.12.07 version

Record: GHSA-7ffx-8mw5-5mgr
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-502
Updated: 2026-11-02

OSV 9.8

Apache OFBiz has unsafe deserialization prior to 17.12.07 version

Record: CVE-2021-30128
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-02

Affected products

Public exploits

Links only. Every CVE stores no exploit code.

Public exploits
Source	Link	Date
Nuclei	Apache OFBiz <17.12.07 - Arbitrary Code Execution
PoC in GitHub	LioTree/CVE-2021-30128-EXP	2021-04-29

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, Nuclei, NVD, OSV, PoC in GitHub

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2021-30128 is a critical vulnerability (CVSS 9.8) in Apache Ofbiz, published April 27, 2021. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 81.2%, the 99th percentile. No source names a fixed version.

References

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