CVE-2024-46983: sofa-hessian is an internal improved version of Hessian3/4 powered by Ant Group CO., Ltd

Q: How do I fix CVE-2024-46983?

sofa-hessian: upgrade to 3.5.5. Exact commands for each OS are on this page.

Q: Is CVE-2024-46983 being exploited?

CVE-2024-46983 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2024-46983 affect?

CVE-2024-46983 affects sofa-hessian. Severity is critical (CVSS 9.8). sofa-hessian is an internal improved version of Hessian3/4 powered by Ant Group CO., Ltd. The SOFA Hessian protocol uses a blacklist mechanism to restrict deserialization of potentially dangerous classes for security protection. But there i

Q: How urgent is CVE-2024-46983?

Priority 52/100. Critical severity; Remotely exploitable, no login, no user action

This month

CRITICAL 9.8REMOTEUPGRADE

CVE-2024-46983 is a critical-severity flaw (CVSS 9.8) affecting sofa-hessian. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

sofa-hessian is an internal improved version of Hessian3/4 powered by Ant Group CO., Ltd. The SOFA Hessian protocol uses a blacklist mechanism to restrict deserialization of potentially dangerous classes for security protection. But there is a gadget chain that can bypass the SOFA Hessian blacklist protection mechanism, and this gadget chain only relies on JDK and does not rely on any third-party components. This issue is fixed by an update to th

Why this priority

Critical severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.7% (top 48%)
CISA exploited list	No
Weakness	CWE-74
Published	2024-09-19
Last modified	2026-06-17

Publisher (CNA): GitHub, Inc. · Vendor: antfin

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2024-09-19 23:15 UTCPublished CVE record published
2026-06-17 07:56 UTCUpdated Record last modified

antfin sofa-hessian UPGRADE

Affected: < 3.5.5

Fixed in: 3.5.5

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy sofa-hessian || rpm -q sofa-hessian || sofa-hessian --version

2. UPGRADE to 3.5.5 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade sofa-hessian

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade sofa-hessian

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2024-46983?

sofa-hessian: upgrade to 3.5.5. Exact commands for each OS are on this page.

Is CVE-2024-46983 being exploited?

CVE-2024-46983 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2024-46983 affect?

CVE-2024-46983 affects sofa-hessian. Severity is critical (CVSS 9.8). sofa-hessian is an internal improved version of Hessian3/4 powered by Ant Group CO., Ltd. The SOFA Hessian protocol uses a blacklist mechanism to restrict deserialization of potentially dangerous classes for security protection. But there i

How urgent is CVE-2024-46983?

Priority 52/100. Critical severity; Remotely exploitable, no login, no user action

References

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