What’s Vulnerable › Vulnerabilities

CVE-2026-112017: JeecgBoot before 3.9.5 SQL Injection via SqlInjectionUtil Newline Bypass

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-10-18 · updated 2026-10-19
• Weakness: CWE-89

Description

JeecgBoot before 3.9.5 contains an sql injection vulnerability that allows authenticated attackers to bypass the SqlInjectionUtil keyword blocklist by inserting newline characters into dictionary and online report SQL fragments. Attackers can send newline-separated payloads to endpoints like /sys/dict/getDictItems for boolean or time-based blind injection, extracting database contents including administrator password hashes from sys_user.

Affected products

• JeecgBoot: before 3.9.5 — fixed in 3.9.5

How to fix

Upgrade to a fixed version: JeecgBoot 3.9.5. Check the vendor advisory for mitigations.

References

• https://github.com/jeecgboot/JeecgBoot
• https://github.com/jeecgboot/JeecgBoot/blob/v3.9.2/jeecg-boot/jeecg-boot-base-core/src/main/java/org/jeecg/common/util/SqlInjectionUtil.java#L269-L305
• https://github.com/jeecgboot/JeecgBoot/commit/a2be896f753936956ee6863b632b8e5a0231345c
• https://github.com/jeecgboot/JeecgBoot/issues/9677
• https://github.com/jeecgboot/JeecgBoot/releases/tag/v3.9.5
• https://www.vulncheck.com/advisories/jeecgboot-before-3.9.5-sql-injection-via-sqlinjectionutil-newline-bypass

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