CVE-2026-52783: Cleartext Storage in a File or on Disk

OpenProject is open-source, web-based project management software. Prior to 17.3.3 and 17.4.1, OpenProject's Storages module writes the OneDrive/SharePoint userless OAuth accesstoken plaintext to Rails.cache under the deterministic key storage. .httpxaccesstoken, repopulated continuously by an...

CVE-2026-25540: Use of Cache Containing Sensitive Information

Mastodon is a free, open-source social network server based on ActivityPub. Prior to versions 4.3.19, 4.4.13, 4.5.6, Mastodon is vulnerable to web cache poisoning via Rails.cache. When AUTHORIZEDFETCH is enabled, the ActivityPub endpoints for pinned posts and featured hashtags have contents that...