CVE-2021-31583

Sipwise C5 NGCP WWW Admin version 3.6.7 up to and including platform version NGCP CE 3.0 has multiple authenticated stored and reflected XSS vulnerabilities when input passed via several parameters to several scripts is not properly sanitized before being returned to the user: Stored XSS in callforward/time/set/save (POST tsetname); Reflected XSS in addressbook (GET filter); Stored XSS in addressbook/save (POST firstname, lastname, company); and Reflected XSS in statistics/versions (GET lang).

• CWE-79

• http://lists.sipwise.com/pipermail/spce-user_lists.sipwise.com/2021-September/014708.htmlExploit, Mailing List, Third Party Advisory
• http://packetstormsecurity.com/files/162316/Sipwise-C5-NGCP-CSC-Cross-Site-Scripting.htmlExploit, Third Party Advisory, VDB Entry
• https://www.sipwise.comProduct
• https://www.zeroscience.mk/en/vulnerabilitiesExploit, Third Party Advisory
• https://www.zeroscience.mk/en/vulnerabilities/ZSL-2021-5648.phpExploit, Third Party Advisory
• http://lists.sipwise.com/pipermail/spce-user_lists.sipwise.com/2021-September/014708.htmlExploit, Mailing List, Third Party Advisory
• http://packetstormsecurity.com/files/162316/Sipwise-C5-NGCP-CSC-Cross-Site-Scripting.htmlExploit, Third Party Advisory, VDB Entry
• https://www.sipwise.comProduct
• https://www.zeroscience.mk/en/vulnerabilitiesExploit, Third Party Advisory
• https://www.zeroscience.mk/en/vulnerabilities/ZSL-2021-5648.phpExploit, Third Party Advisory

Published

Apr 23, 2021

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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