CVE-2023-5057

ActivityPub for WordPress < 1.0.0 - Contributor+ Stored XSS

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 attacks

Affected

ActivityPub

CVSS v3.1 NVD

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

EPSS

0.49% chance of exploitation in the next 30 days, 41st percentile

Published

2023-10-16

Updated

2024-08-02

Proof-of-concept exploits (1)

• https://wpscan.com/vulnerability/58a63507-f0fd-46f1-a80c-6b1c41dddcf5

References

• CVE Record
• NVD entry