CVE-2026-2555 JeecgBoot Retrieval-Augmented Generation AiragKnowledgeController.java importDocumentFromZip deserialization

Low 2.3 Published Updated

Remote attackers can exploit a deserialization flaw in JeecgBoot's RAG module to potentially execute arbitrary code, though exploitation is difficult.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2026-2555?

CVE-2026-2555 is a low-severity unsafe deserialization vulnerability in Jeecg Jeecg Boot, published on 16 Feb 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

A weakness has been identified in JeecgBoot 3.9.1. This vulnerability affects the function importDocumentFromZip of the file org/jeecg/modules/airag/llm/controller/AiragKnowledgeController.java of the component Retrieval-Augmented Generation. Executing a manipulation can lead to deserialization. The attack can be launched remotely. Attacks of this nature are highly complex. It is stated that the exploitability is difficult. The project was informed of the problem early through an issue report but has not responded yet.

Weakness: CWE-502, CWE-20

Which versions are affected by CVE-2026-2555?

It affects 1 product.

Products include Jeecg Jeecg Boot.

How do I fix CVE-2026-2555?

No fix has been published for CVE-2026-2555 yet. Limit exposure of the affected software until one is available.

Upgrade, and only deserialise data from trusted sources or with an allow-list of types. More about Unsafe deserialization.

Is CVE-2026-2555 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-2555 exists.

All Jeecg Jeecg Boot vulnerabilities

Sources

Also known as GHSA-77hc-3xh2-m95m.

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