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Fencer Vulns
medium 4.9

CVE-2023-43648 json

baserCMS Directory Traversal vulnerability in Form submission data management Feature

published 2023-10-26 3 y ago modified 2026-09-10 1 mo ago also GHSA-hmqj-gv2m-hq55 , EUVD-2023-2750

cvss
4.9
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
1.2%
EPSS 1.2% chance of exploitation in 30 days, percentile 68%
public exploits
0
none known

Summary

baserCMS is a website development framework. Prior to version 4.8.0, there is a Directory Traversal Vulnerability in the form submission data management feature of baserCMS. Version 4.8.0 contains a patch for this issue.

Patch / fix

  • packagist baserproject/basercms 4.8.0
  • basercms basercms 4.8.0

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
2 y ago

Exploit prediction

1.21% chance of exploitation in the next 30 days, higher than 68% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 4.9 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
NVD 3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
GitHub 3.0 4.9 CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N

Affected packages

ecosystem package affected fixed in
packagist baserproject/basercms
<4.8.0
4.8.0

Affected products

  • baserproject basercms

Classification

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

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.