High (8.2) in mesbook mesbook. EPSS 0.5% chance of exploitation in the next 30 days.
External server-side request vulnerability in MESbook 20221021.03 version, which could allow a remote, unauthenticated attacker to exploit the endpoint "/api/Proxy/Post?userName=&password=&uri=<FILE|INTERNAL URL|IP/HOST" or "/api/Proxy/Get?userName=&password=&uri=<ARCHIVO|URL INTERNA|IP/HOST" to read the source code of web files, read internal files or access network resources.
Severity
CVSS 3.1
8.2 high
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N
EPSS
0.5% chance of exploitation in the next 30 days; higher than 42% of CVEs (scores of 2026-10-31)