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Fencer Vulns
medium 6.5

CVE-2025-56769 json

Hutool allows remote code execution (RCE) via the QLExpressEngine class

published 2025-09-25 13 mo ago modified 2026-11-05 3 d ago also GHSA-gcfh-36x4-mgj6 , EUVD-2025-31174

cvss
6.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 27%
public exploits
0
none known

Summary

An issue was discovered in chinabugotech hutool before 5.8.4 allowing attackers to execute arbitrary expressions that lead to arbitrary method invocation and potentially remote code execution (RCE) via the QLExpressEngine class.

Patch / fix

  • maven cn.hutool:hutool-extra 5.8.40
  • hutool hutool 5.8.40

CISA SSVC

Exploitation
Proof of concept is public
Automatable
yes
Technical impact
total
Assessed
13 mo ago

Exploit prediction

0.34% chance of exploitation in the next 30 days, higher than 27% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • github.com https://github.com/chinabugotech/hutool/issues/3994 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CISA ADP 3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
CNA 3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

Affected packages

ecosystem package affected fixed in
maven cn.hutool:hutool-extra
<5.8.40
5.8.40

Classification

Weakness
  • CWE-77 Improper Neutralization of Special Elements used in a Command
  • CWE-917 Improper Neutralization of Special Elements used in an Expression Language Statement

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.