Description
Typecho v1.2.1 was discovered to be vulnerable to an XML Quadratic Blowup attack via the component /index.php/action/xmlrpc.
Scores
CVSS v3
7.5
EPSS
0.0031
EPSS Percentile
54.2%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
yes
Technical Impact
partial
Details
CWE
CWE-776
Status
published
Products (1)
typecho/typecho
1.2.1 (3 CPE variants)
Published
Dec 07, 2023
Tracked Since
Feb 18, 2026