ARVE WordPress plugin shipped a hardcoded admin backdoor

Catalogued from the tstromberg supplychain-attack-data dataset
(community-curated incident corpus). Included because first-party
sources exist for it; see the links below — vendor advisories, project
incident reports, and researcher write-ups. Not based on aggregator
coverage.

Mapped techniques

T0172 Runtime backdoor
T0184 Harvesting sensitive information from files
T0111 Malicious code contribution to an open-source repository

supply-chain campaign

T0172 · Execution · Runtime backdoor

Backdoor/RAT payload documented by the cited sources.

T0184 · Credential Access · Harvesting sensitive information from files

Credential or wallet material targeted.

T0111 · Resource Development · Malicious code contribution to an open-source repository

Malicious code in distributed plugin/mod packages.

Sources

https://www.wordfence.com/blog/2026/07/wordfence-prism-detected-backdoored-wordpress-plugin-within-two-hours-of-it-being-introduced/
https://github.com/advisories/GHSA-45wh-rxq4-jqc6
https://hackread.com/wordfence-critical-backdoor-arve-wordpress-plugin/
https://cybersecuritynews.com/wordpress-plugin-backdoor/