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Fencer Intel
medium 5.3

CVE-2017-8388 json

GeniXCMS Mailbox validation logic vulnerability

published 2017-05-01 9 y ago modified 2026-06-17 4 mo ago also GHSA-559c-w54x-8342 , EUVD-2022-2501

cvss
5.3
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.6%
EPSS 1.6% chance of exploitation in 30 days, percentile 75%
public exploits
0
none known

Summary

GeniXCMS 1.0.2 allows remote attackers to bypass the alertDanger MSG_USER_EMAIL_EXIST protection mechanism via a register.php?act=edit&id=1 request.

Patch / fix

  • packagist genix/cms 1.1.0

Exploit prediction

1.59% chance of exploitation in the next 30 days, higher than 75% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • github.com https://github.com/semplon/GeniXCMS/issues/72 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.0 5.3 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:P/A:N
GitHub 3.0 5.3 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Affected packages

ecosystem package affected fixed in
packagist genix/cms
<1.1.0
1.1.0

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.