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Fencer Vulns
high 8.8

CVE-2017-9443 json

BigTree CMS through 4.2.18 allows remote authenticated users to conduct SQL injection attacks via a crafted tables object in manifest.json…

published 2017-06-05 9 y ago modified 2026-06-17 4 mo ago also EUVD-2017-18376

cvss
8.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
1.3%
EPSS 1.3% chance of exploitation in 30 days, percentile 69%
public exploits
0
none known

Summary

BigTree CMS through 4.2.18 allows remote authenticated users to conduct SQL injection attacks via a crafted tables object in manifest.json in an uploaded package. This issue exists in core\admin\modules\developer\extensions\install\process.php and core\admin\modules\developer\packages\install\process.php. NOTE: the vendor states "You must implicitly trust any package or extension you install as they all have the ability to write PHP files.

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
total
Assessed
2 y ago

Exploit prediction

1.26% chance of exploitation in the next 30 days, higher than 69% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • github.com https://github.com/bigtreecms/BigTree-CMS/issues/292 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CISA ADP 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CNA 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD 3.0 8.8 CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 6.5 AV:N/AC:L/Au:S/C:P/I:P/A:P

Affected products

  • bigtreecms bigtree_cms

Classification

Weakness
  • CWE-89 Improper Neutralization of Special Elements used in an SQL Command

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.