CVE-2026-108887mediumCWE-862

CVE-2026-108887: medium-severity vulnerability in JeecgBoot

JeecgBoot through 3.9.5 Missing Authorization via /sys/comment/exportXls

Published · Updated

33Vexday Risk Score

No sign of exploitation. It has a public proof of concept.

ssvc Attendcvss 5.3epss 0.2%
exploitation probability
0.2%top 92% of all CVEs
observed exploitation
nono source reports it
1 public exploit(s)
JeecgBoot through 3.9.5 contains a missing authorization vulnerability in the SysCommentController exportXls handler that allows any authenticated user to export all comments. Low-privileged attackers can request /sys/comment/exportXls to download every sys_comment row, including comment text and user ids on records they cannot access.
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
Affected products
jeecgboot · JeecgBoot
public PoCs found — 1
cve_referencegithub.com/AnkesKasty/cve-request-poc/blob/a7b6d1423555812d8efa26c91c5d0683164b31e5/JeecgBoot/poc_sys_comment_form_leak.pyunverified
⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.
Related CVEs — JeecgBoot

In the same product, most dangerous first.

CVE-2026-58377HIGHJeecgBoot 3.9.2 - Missing Authorization on OpenAPI Credential Management Endpoints Exposes Access/Secret KeysEPSS 0.4%CVE-2026-108623HIGHJeecgBoot through 3.9.5 Missing Authorization via /sys/log/deleteBatchEPSS 0.3%CVE-2026-108648HIGHJeecgBoot through 3.9.5 Missing Authorization via getDynamicDbSourceByCode EndpointEPSS 0.3%CVE-2026-108639MEDIUMJeecgBoot through 3.9.5 Missing Authorization via /sys/dict/deletePhysic/{id}EPSS 0.3%CVE-2026-108671HIGHJeecgBoot through 3.9.5 Missing Authorization via /airag/airagMcp/queryByIdEPSS 0.3%CVE-2026-108644MEDIUMJeecgBoot through 3.9.5 Missing Authorization via /sys/category/deleteEPSS 0.3%
References
https://github.com/AnkesKasty/cve-request-poc/blob/a7b6d1423555812d8efa26c91c5d0683164b31e5/JeecgBoot/poc_sys_comment_form_leak.pyhttps://github.com/jeecgboot/JeecgBoot/blob/e3b9dc0aefe1943d9772b026f64ed671a7c82802/jeecg-boot/jeecg-module-system/jeecg-system-biz/src/main/java/org/jeecg/modules/system/controller/SysCommentController.java#L329-L332https://www.vulncheck.com/advisories/jeecgboot-through-3.9.5-missing-authorization-via-sys-comment-exportxls