JeecgBoot through 3.9.5 contains a missing authorization vulnerability in the PUT /sys/dict/editDictByLowAppId endpoint that allows any authenticated user to modify lo…

Code

The project this record applies to. Exploit listings stay in References.

• Repository · github.com
• Repository · github.com

Timeline

Detection, updates, and resolution for this record.

1. Oct 11, 2026 · NIST NVD

   Detected

   JeecgBoot through 3.9.5 contains a missing authorization vulnerability in the PUT /sys/dict/editDictByLowAppId endpoint that allows any authenticated user to modify low-code application dictionaries. Attackers can supply a dictionary's low_app_id, obtained from GET /sys/dict/list, via the lowAppId parameter or X-Low-App-ID header to rename dictionaries and replace their items.

2. Oct 14, 2026 · NIST NVD

   Updated

   JeecgBoot through 3.9.5 contains a missing authorization vulnerability in the PUT /sys/dict/editDictByLowAppId endpoint that allows any authenticated user to modify low-code application dictionaries. Attackers can supply a dictionary's low_app_id, obtained from GET /sys/dict/list, via the lowAppId parameter or X-Low-App-ID header to rename dictionaries and replace their items.

Sources

• CVE.orgVulnerability recordCVE-2026-108880

  Official CVE identifier

  cve.org
• FIRST EPSSExploitation probabilityCVE-2026-108880

  30-day exploitation probability 0.2%

  first.org
• NIST NVDVulnerability recordCVE-2026-108880

  JeecgBoot through 3.9.5 contains a missing authorization vulnerability in the PUT /sys/dict/editDictByLowAppId endpoint that allows any authenticated user to modify low-code application dictionaries. Attackers can supply a dictionary's low_app_id, obtained from GET /sys/dict/list

  nvd.nist.gov

References

• Reference · github.com
• Reference · github.com
• Reference · vulncheck.com