Known Vulnerabilities for Mastodon by Joinmastodon

Listed below are 10 of the newest known vulnerabilities associated with "Mastodon" by "Joinmastodon".

These CVEs are retrieved based on exact matches on listed software, hardware, and vendor information (CPE data) as well as a keyword search to ensure the newest vulnerabilities with no officially listed software information are still displayed.

Data on known vulnerable versions is also displayed based on information from known CPEs

Known Vulnerabilities

CVE Shortened Description Severity Publish Date Last Modified
CVE-2026-50129 json Mastodon is a free, open-source social network server based on ActivityPub. Prior to 4.5.11, 4.4.18, and 4.3.24, a DoS can be... Not Provided 2026-06-24 2026-06-24
CVE-2026-50128 json Mastodon is a free, open-source social network server based on ActivityPub. From 4.3.0 until 4.5.11 and 4.4.18, Mastodon has ... Not Provided 2026-06-24 2026-06-24
CVE-2026-48028 json Mastodon is a free, open-source social network server based on ActivityPub. Prior to 4.5.10, 4.4.17, and 4.3.23, Mastodon's n... Not Provided 2026-06-24 2026-06-24
CVE-2026-47777 json Mastodon is a free, open-source social network server based on ActivityPub. In versions there is a missing condition in the c... Not Provided 2026-06-15 2026-06-15
CVE-2026-47389 json Mastodon is a free, open-source social network server based on ActivityPub. Prior to 4.5.10, 4.4.17, and 4.3.23, when using R... Not Provided 2026-06-24 2026-06-24
CVE-2026-46349 json Mastodon is a free, open-source social network server based on ActivityPub. Prior to 4.5.10, 4.4.17, and 4.3.23, Mastodon's n... Not Provided 2026-06-24 2026-06-24
CVE-2026-46348 json Mastodon is a free, open-source social network server based on ActivityPub. Prior to 4.5.10, 4.4.17, and 4.3.23, the list of ... Not Provided 2026-06-24 2026-06-24
CVE-2026-41259 json Mastodon is a free, open-source social network server based on ActivityPub. Prior to v4.5.9, v4.4.16, and v4.3.22, Mastodon a... Not Provided 2026-04-23 2026-04-23
CVE-2026-33869 json Mastodon is a free, open-source social network server based on ActivityPub. In versions on the 4.5.x branch prior to 4.5.8 an... Not Provided 2026-03-27 2026-03-27
CVE-2026-33868 json Mastodon is a free, open-source social network server based on ActivityPub. Prior to versions 4.5.8, 4.4.15, and 4.3.21, an u... Not Provided 2026-03-27 2026-03-31
Results limited to 10 most recent vulnerabilities

Known Affected Configurations (CPE V2.3)

Type Vendor Product Version Update Edition Language
ApplicationJoinmastodonMastodon2.9.3
ApplicationJoinmastodonMastodon2.9.2
ApplicationJoinmastodonMastodon2.9.1
ApplicationJoinmastodonMastodon2.9.0
ApplicationJoinmastodonMastodon2.9.0
ApplicationJoinmastodonMastodon2.9.0
ApplicationJoinmastodonMastodon2.8.4
ApplicationJoinmastodonMastodon2.8.3
ApplicationJoinmastodonMastodon2.8.2
ApplicationJoinmastodonMastodon2.8.1
ApplicationJoinmastodonMastodon2.8.0
ApplicationJoinmastodonMastodon2.8.0
ApplicationJoinmastodonMastodon2.8.0
ApplicationJoinmastodonMastodon2.8.0
ApplicationJoinmastodonMastodon2.7.4
ApplicationJoinmastodonMastodon2.7.3
ApplicationJoinmastodonMastodon2.7.2
ApplicationJoinmastodonMastodon2.7.1
ApplicationJoinmastodonMastodon2.7.0
ApplicationJoinmastodonMastodon2.7.0
Results limited to 20 most recent known configurations
© CVE.report 2026 |

Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. It is the responsibility of user to evaluate the accuracy, completeness or usefulness of any information, opinion, advice or other content. EACH USER WILL BE SOLELY RESPONSIBLE FOR ANY consequences of his or her direct or indirect use of this web site. ALL WARRANTIES OF ANY KIND ARE EXPRESSLY DISCLAIMED. This site will NOT BE LIABLE FOR ANY DIRECT, INDIRECT or any other kind of loss.

CVE, CWE, and OVAL are registred trademarks of The MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. This site includes MITRE data granted under the following license.

Free CVE JSON API cve.report/api

CVE.report and Source URL Uptime Status status.cve.report