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Fencer Intel
high 7.5

CVE-2025-66905 json

The Takes web framework's TkFiles take thru 2.0-SNAPSHOT fails to canonicalize HTTP request paths before resolving them against the filesys…

published 10mo ago modified 27d ago also EUVD-2025-204545

cvss
7.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.6%
EPSS 0.6% chance of exploitation in 30 days, percentile 49%
public exploits
0
none known

Summary

The Takes web framework's TkFiles take thru 2.0-SNAPSHOT fails to canonicalize HTTP request paths before resolving them against the filesystem. A remote attacker can include ../ sequences in the request path to escape the configured base directory and read arbitrary files from the host system.

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CISA SSVC

Exploitation
Proof of concept is public
Automatable
yes
Technical impact
partial
Assessed
10mo ago

Exploit prediction

0.61% chance of exploitation in the next 30 days, higher than 49% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • github.com https://github.com/Xzzz111/public_cve_report/blob/main/CVE-2025-66905_report.md referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CISA ADP 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CNA 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Classification

Weakness
  • CWE-22 Improper Limitation of a Pathname to a Restricted Directory

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.