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Fencer Vulns
critical 9.8

CVE-2024-39243 json

An issue discovered in skycaiji 2.8 allows attackers to run arbitrary code via crafted POST request to /index.php?s=/admin/develop/editor_s…

published 2024-06-26 2 y ago modified 2026-06-17 4 mo ago also EUVD-2024-37877

cvss
9.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.5%
EPSS 0.5% chance of exploitation in 30 days, percentile 42%
public exploits
0
none known

Summary

An issue discovered in skycaiji 2.8 allows attackers to run arbitrary code via crafted POST request to /index.php?s=/admin/develop/editor_save.

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
total
Assessed
2 y ago

Exploit prediction

0.49% chance of exploitation in the next 30 days, higher than 42% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CISA ADP 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CNA 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

  • skycaiji skycaiji

Classification

Weakness
  • CWE-75 Failure to Sanitize Special Elements into a Different Plane
  • CWE-74 Improper Neutralization of Special Elements in Output Used by a Downstream Component

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.