Activitypub
Monthly
Improper access control in the ActivityPub WordPress plugin before 8.0.2 exposes draft, scheduled, and pending posts to unauthenticated remote users, resulting in confidentiality breach. This information disclosure vulnerability (CVSS 7.5) allows network-based attackers to access unpublished content without authentication or user interaction. Publicly available exploit code exists, though no confirmed active exploitation (not in CISA KEV). EPSS score of 0.02% (6th percentile) suggests low current exploitation probability despite POC availability, but SSVC framework marks it as automatable with partial technical impact.
The ActivityPub WordPress plugin before 1.0.0 does not escape user metadata before outputting them in mentions, which could allow users with a role of Contributor and above to perform Stored XSS. Rated medium severity (CVSS 5.4), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.
The ActivityPub WordPress plugin before 1.0.0 does not sanitize and escape some data from post content, which could allow contributor and above role to perform Stored Cross-Site Scripting attacks. Rated medium severity (CVSS 5.4), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.
The ActivityPub WordPress plugin before 1.0.0 does not ensure that post contents to be displayed are public and belong to the plugin, allowing any authenticated user, such as subscriber to retrieve. Rated medium severity (CVSS 4.3), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.
The ActivityPub WordPress plugin before 1.0.0 does not ensure that post titles to be displayed are public and belong to the plugin, allowing any authenticated user, such as subscriber to retrieve the. Rated medium severity (CVSS 4.3), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.
Improper access control in the ActivityPub WordPress plugin before 8.0.2 exposes draft, scheduled, and pending posts to unauthenticated remote users, resulting in confidentiality breach. This information disclosure vulnerability (CVSS 7.5) allows network-based attackers to access unpublished content without authentication or user interaction. Publicly available exploit code exists, though no confirmed active exploitation (not in CISA KEV). EPSS score of 0.02% (6th percentile) suggests low current exploitation probability despite POC availability, but SSVC framework marks it as automatable with partial technical impact.
The ActivityPub WordPress plugin before 1.0.0 does not escape user metadata before outputting them in mentions, which could allow users with a role of Contributor and above to perform Stored XSS. Rated medium severity (CVSS 5.4), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.
The ActivityPub WordPress plugin before 1.0.0 does not sanitize and escape some data from post content, which could allow contributor and above role to perform Stored Cross-Site Scripting attacks. Rated medium severity (CVSS 5.4), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.
The ActivityPub WordPress plugin before 1.0.0 does not ensure that post contents to be displayed are public and belong to the plugin, allowing any authenticated user, such as subscriber to retrieve. Rated medium severity (CVSS 4.3), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.
The ActivityPub WordPress plugin before 1.0.0 does not ensure that post titles to be displayed are public and belong to the plugin, allowing any authenticated user, such as subscriber to retrieve the. Rated medium severity (CVSS 4.3), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.