Record summary

CVE-2021-33570 has a selected CVSS score of 5.4 (medium); EIP currently links 1 catalogued exploit.

Description

Postbird 0.8.4 allows stored XSS via the onerror attribute of an IMG element in any PostgreSQL database table. This can result in reading local files via vectors involving XMLHttpRequest and open of a file:/// URL, or discovering PostgreSQL passwords via vectors involving Window.localStorage and savedConnections.

Description source: CVE List

Exploitation context

Available material

Catalogued exploits
1

Proofs of concept

1

Catalogued exploits

ExploitDBPostbird 0.8.4 - Javascript InjectionExploitDB exploitby Debshubra ChakrabortyNot analyzed1 file
ExploitDB

PoC details

References

9