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Fencer Vulns
medium 4.2

CVE-2025-6534 json

xxyopen/201206030 novel-plus File FileController.java remove resource injection

published 2025-06-24 16 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-18972

cvss
4.2
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.5%
EPSS 0.5% chance of exploitation in 30 days, percentile 41%
public exploits
0
none known

Summary

A vulnerability, which was classified as problematic, was found in xxyopen/201206030 novel-plus up to 5.1.3. This affects the function remove of the file novel-admin/src/main/java/com/java2nb/common/controller/FileController.java of the component File Handler. The manipulation leads to improper control of resource identifiers. It is possible to initiate the attack remotely. The complexity of an attack is rather high. The exploitability is told to be difficult. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
partial
Assessed
16 mo ago

Exploit prediction

0.48% chance of exploitation in the next 30 days, higher than 41% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • blog.0xd00.com https://blog.0xd00.com/blog/missing-authorization-leads-to-arbitrary-file-deletion referenced PoC, tagged "exploit" by a source, unverified
  • blog.0xd00.com https://blog.0xd00.com/blog/missing-authorization-leads-to-arbitrary-file-deletion#poc referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 4.0 2.3 CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
CNA 3.1 4.2 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:L/E:P/RL:X/RC:R
CNA 3.0 4.2 CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:L/E:P/RL:X/RC:R
CNA 2.0 3.6 AV:N/AC:H/Au:S/C:N/I:P/A:P/E:POC/RL:ND/RC:UR
CNA 4.0 1.3 CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CNA 3.1 4.2 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:L
NVD 3.1 6.8 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:H
CNA 2.0 3.6 AV:N/AC:H/Au:S/C:N/I:P/A:P

Affected products

  • xxyopen novel-plus
  • 201206030 novel-plus

Classification

Weakness
  • CWE-99 Improper Control of Resource Identifiers
  • CWE-639 Authorization Bypass Through User-Controlled Key

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.