CVE-2020-18723

MediumCVSS 5.4/10Last modified Jun 17, 2026

Description

Stored cross-site scripting (XSS) in file attachment field in MDaemon webmail 19.5.5 allows an attacker to execute code on the email recipient side while forwarding an email to perform potentially malicious activities.

Metrics

CVSS 3.1 5.4/10CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Weakness enumeration

CWE-79

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

http://kailashbohara.com.np/blog/2020/07/15/mdaemon-stored-xssExploit, Third Party Advisory
http://packetstormsecurity.com/files/161332/Alt-N-MDaemon-Webmail-20.0.0-Cross-Site-Scripting.htmlExploit, Third Party Advisory, VDB Entry
https://www.altn.com/Support/SecurityUpdate/MD082520_MDaemon_EN/Vendor Advisory
http://kailashbohara.com.np/blog/2020/07/15/mdaemon-stored-xssExploit, Third Party Advisory
http://packetstormsecurity.com/files/161332/Alt-N-MDaemon-Webmail-20.0.0-Cross-Site-Scripting.htmlExploit, Third Party Advisory, VDB Entry
https://www.altn.com/Support/SecurityUpdate/MD082520_MDaemon_EN/Vendor Advisory

Timeline

Published: Feb 3, 2021
Last modified: Jun 17, 2026
NVD status: Modified

Related CVEs from 2020

CVE-2020-187245.4Authenticated stored cross-site scripting (XSS) in the contact name field in the distribution list of MDaemon webmail 19.5.5 allows an attac CVE-2020-18737.5NIP6800;Secospace USG6600;USG9500 products with versions of V500R001C30; V500R001C60SPC500; V500R005C00SPC100 have an out-of-bounds read vul CVE-2020-187307.5A segmentation violation in the Iec104_Deal_I function of IEC104 v1.0 allows attackers to cause a denial of service (DOS).CVE-2020-187317.5A segmentation violation in the Iec104_Deal_FirmUpdate function of IEC104 v1.0 allows attackers to cause a denial of service (DOS).CVE-2020-187347.5A stack buffer overflow in /ddsi/q_bitset.h of Eclipse IOT Cyclone DDS Project v0.1.0 causes the DDS subscriber server to crash.CVE-2020-187357.5A heap buffer overflow in /src/dds_stream.c of Eclipse IOT Cyclone DDS Project v0.1.0 causes the DDS subscriber server to crash.CVE-2020-187376.1An issue was discovered in Typora 0.9.67. There is an XSS vulnerability that causes Remote Code Execution.CVE-2020-18745.5NIP6800;Secospace USG6600;USG9500 products versions of V500R001C30; V500R001C60SPC500; V500R005C00SPC100 have a invalid pointer access vulne CVE-2020-187415.3Improper Authorization in ThinkSAAS v2.7 allows remote attackers to modify the description of any user's photo via the "photoid%5B%5D" and "CVE-2020-187467.2SQL Injection in AiteCMS v1.0 allows remote attackers to execute arbitrary code via the component "aitecms/login/diy_list.php".CVE-2020-187486.1Cross Site Scripting (XSS) in Typora v0.9.65 allows attackers to execute arbitrary code via mathjax syntax due to a mathjax configuration er CVE-2020-18755.5NIP6800;Secospace USG6600;USG9500 products versions of V500R001C30; V500R001C60SPC500; V500R005C00SPC100 have an invalid pointer access vuln