CVE-2018-21031

Tautulli versions 2.1.38 and below allows remote attackers to bypass intended access control in Plex Media Server because the X-Plex-Token is mishandled and can be retrieved from Tautulli. NOTE: Initially, this id was associated with Plex Media Server 1.18.2.2029-36236cc4c as the affected product and version. Further research indicated that Tautulli is the correct affected product.

• CWE-522

• https://forums.plex.tv/t/security-regarding-cve-2018-21031/493286Third Party Advisory
• https://twitter.com/GerardFuguet/status/1009937529573912576Third Party Advisory
• https://www.elladodelmal.com/2018/08/shodan-es-de-cine-hacking-tautulli-un.htmlExploit, Third Party Advisory
• https://www.exploit-db.com/docs/47790Exploit, Third Party Advisory, VDB Entry
• https://forums.plex.tv/t/security-regarding-cve-2018-21031/493286Third Party Advisory
• https://twitter.com/GerardFuguet/status/1009937529573912576Third Party Advisory
• https://www.elladodelmal.com/2018/08/shodan-es-de-cine-hacking-tautulli-un.htmlExploit, Third Party Advisory
• https://www.exploit-db.com/docs/47790Exploit, Third Party Advisory, VDB Entry

Published

Nov 18, 2019

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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