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Fencer Intel
critical 9.8

CVE-2020-25537 json

File upload vulnerability exists in UCMS 1.5.0, and the attacker can take advantage of this vulnerability to obtain server management permi…

published 5y ago modified 4mo ago also EUVD-2020-18222

cvss
9.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.9%
EPSS 1.9% chance of exploitation in 30 days, percentile 79%
public exploits
0
none known

Summary

File upload vulnerability exists in UCMS 1.5.0, and the attacker can take advantage of this vulnerability to obtain server management permission.

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Exploit prediction

1.86% chance of exploitation in the next 30 days, higher than 79% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • sunian19.github.io https://sunian19.github.io/2020/09/11/UCMS%20v1.5.0%20Arbitrary%20file%20upload%20vulnerability/ referenced PoC, tagged "exploit" by a source, unverified
  • github.com https://github.com/BigTiger2020/UCMS/blob/main/UCMS%20v1.5.0%20Arbitrary%20file%20upload%20vulnerability%20get%20shell.md referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 10.0 AV:N/AC:L/Au:N/C:C/I:C/A:C

Classification

Weakness
  • CWE-434 Unrestricted Upload of File with Dangerous Type

References

Sources

Fencer Intel 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.