[DotNetNuke.Web] DNN vulnerable to Relative Path Traversal

DNN (GitHub repository dnnsoftware/dnn.platform) prior to 9.11.0 is vulnerable to Relative Path Traversal. Version 9.11.0 contains a patch for this issue.

References

• https://nvd.nist.gov/vuln/detail/CVE-2022-2922
• https://github.com/dnnsoftware/dnn.platform/commit/9b17351592fbde376506ba6705dbcc7a74a2a195
• https://huntr.dev/bounties/74918f40-dc11-4218-abef-064eb71a0703
• https://github.com/dnnsoftware/Dnn.Platform/commit/3697c5344cef8d49214230f0cc2efcd9e93a00a8
• https://github.com/advisories/GHSA-9w72-2f23-57gm