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prionPRIOn knowledge basePRION:CVE-2023-3550
HistorySep 25, 2023 - 4:15 p.m.

Design/Logic Flaw

2023-09-2516:15:00
PRIOn knowledge base
www.prio-n.com
7
mediawiki
xml
namespace validation
remote attacker
administrator access
malicious link

6.9 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

47.0%

Mediawiki v1.40.0 does not validate namespaces used in XML files.

Therefore, if the instance administrator allows XML file uploads,

a remote attacker with a low-privileged user account can use this

exploit to become an administrator by sending a malicious link to

the instance administrator.

6.9 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

47.0%