CVE-2026-77140 — Broken Access Control in extension "Telephone Directory" (telephonedirectory)
The extension validates the HMAC of a frontend employee edit link only in the action that renders the edit form, not in the action that persists the change. An unauthenticated v…
Published: 2026-08-25 · CVSS: 8.7 · CVSS 4.0
The extension validates the HMAC of a frontend employee edit link only in the action that renders the edit form, not in the action that persists the change. An unauthenticated visitor who knows the UID of a visible employee record can send a direct POST request to the update action and overwrite that record without a valid edit link or any ownership check.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7