What is CVE-2026-108879?

CVE-2026-108879 is a medium-severity vulnerability in Jeecgboot, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 4.3/10. Published 2026-10-11.

How severe is CVE-2026-108879?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Auth bypass in Jeecgboot

CVE-2026-108879

JeecgBoot through 3.9.5 contains an insecure direct object reference vulnerability in AiragBaseApiController that allows authenticated users to read other users' AI chat variables via the username parameter. Attackers can send POST requests to /airag/api/getChatVariable with a target appId, username, and variable name to retrieve stored chat memory values from Redis.

Vulnerability class: IDOR (Insecure Direct Object Reference)

Published 2026-10-11.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Jeecgboot

Weakness classification (CWE)

CWE-639 — Authorization Bypass Through User-Controlled Key

References

github.com/AnkesKasty/cve-request-poc/blob/a7b6d1423555812d8efa26c91c5d0683164b… (exploit)
github.com/jeecgboot/JeecgBoot/blob/e3b9dc0aefe1943d9772b026f64ed671a7c82802/je… (technical-description)
www.vulncheck.com/advisories/jeecgboot-through-3.9.5-idor-via-airag-api-getchat… (third-party-advisory)

Frequently asked questions

What is CVE-2026-108879?: CVE-2026-108879 is a medium-severity vulnerability in Jeecgboot, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 4.3/10. Published 2026-10-11.
How severe is CVE-2026-108879?: Medium severity. CVSS v3 base score is 4.3 out of 10.