CVE-2026-124636 · Other
NO FIX YET · SEE WHAT TO DO
PureBlog up to 3.7.2 does not sanitize the page slug in its Page Editor's save_page function, so a crafted slug escapes the intended folder. A remote attacker who can reach the editor can thereby read or write files outside the content directory.
first public Nov 9, 2026 · 1 source
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Sites running PureBlog up to 3.7.2 that expose the Page Editor (includes/lib/content.php, save_page). The sources do not say whether login is required to reach the editor, so treat any reachable editor as exposed. Sites on 3.7.3 or later are not affected.
Not affected if version-3.7.3-or-later
Who cares php, pureblog, self-hosted
3.7.2 are affected.3.7.3A security flaw has been discovered in kevquirk PureBlog up to 3.7.2. The affected element is the function save_page of the file includes/lib/content.php of the component Page Editor. Performing a manipulation of the argument page slug results in path traversal. Remote exploitation of the attack is possible. Upgrading to version 3.7.3 is sufficient to fix this issue. The patch is named 71f5b0de2ecb2bb2934048ed40e1155c107484e3. The affected component should be upgraded. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product.
This page as .md · .json · CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
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