Twinkle Toes Booked Scheduler 2.7.7 manage_email_templates.php tn path traversal

Summaryinfo

A vulnerability was found in Twinkle Toes Booked Scheduler 2.7.7. It has been rated as critical. Affected by this issue is some unknown functionality of the file manage_email_templates.php. Performing a manipulation of the argument tn results in path traversal. This vulnerability is cataloged as CVE-2020-37077. It is possible to initiate the attack remotely. Furthermore, there is an exploit available.

Detailsinfo

A vulnerability classified as problematic has been found in Twinkle Toes Booked Scheduler 2.7.7. This affects an unknown function of the file manage_email_templates.php. The manipulation of the argument tn with an unknown input leads to a path traversal vulnerability. CWE is classifying the issue as CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. This is going to have an impact on confidentiality. The summary by CVE is:

Booked Scheduler 2.7.7 contains a directory traversal vulnerability in the manage_email_templates.php script that allows authenticated administrators to access unauthorized files. Attackers can exploit the vulnerable 'tn' parameter to read files outside the intended directory by manipulating directory path traversal techniques.

The weakness was shared by Besim Altinok as 48428. The advisory is shared at exploit-db.com. This vulnerability is uniquely identified as CVE-2020-37077 since 02/01/2026. The exploitability is told to be easy. It is possible to initiate the attack remotely. Technical details and a public exploit are known. MITRE ATT&CK project uses the attack technique T1006 for this issue.

The exploit is shared for download at exploit-db.com. It is declared as proof-of-concept. By approaching the search of inurl:manage_email_templates.php it is possible to find vulnerable targets with Google Hacking.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at Exploit-DB (48428). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

• Twinkle Toes

Name

• Booked Scheduler

Version

• 2.7.7

CPE 2.3info

• 🔒

CPE 2.2info

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Entryinfo

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Discussion