peter bassill · operator
$ cve CVE-2019-13956 JSON

CVE-2019-13956

9.8
CRITICAL · CVSS 3.0 · EPSS 4.6% (pctl 91)

In your normal cycle

Critical by CVSS (9.8), but no sign of active exploitation.

Description

Discuz!ML 3.2 through 3.4 allows remote attackers to execute arbitrary PHP code via a modified language cookie, as demonstrated by changing 4gH4_0df5_language=en to 4gH4_0df5_language=en'.phpinfo().'; (if the random prefix 4gH4_0df5_ were used).

Scoring

CVSS9.8 (CRITICAL, v3.0)
VectorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS4.57% — more likely to be exploited than 91% of all CVEs
WeaknessCWE-94
On CISA KEVno
Public exploitnone known
Published2019-07-18
Last modified2026-06-17

Affected (1)

VendorProduct
codersclubdiscuz\!ml

References

→ the Explorer  ·  watch your stack  ·  NVD