CVE-2019-25613

Easy Chat Server 3.1 contains a denial of service vulnerability that allows remote attackers to crash the application by sending oversized data in the message parameter. Attackers can establish a session via the chat.ghp endpoint and then send a POST request to body2.ghp with an excessively large message parameter value to cause the service to crash.

CVSS v4.0

8.7 HIGHCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CVSS v3.1

7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS

0.52% chance of exploitation in the next 30 days, 42th percentile

Published

2026-03-22

Updated

2026-03-23

Proof-of-concept exploits (1)

• https://www.exploit-db.com/exploits/46806

References

• CVE Record
• NVD entry

Related

• CVE-2019-25612
• CVE-2019-25614
• CVE-2019-25611
• CVE-2019-25615
• CVE-2019-25610
• CVE-2019-25616