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.

Attack Vector Network

Attack Complexity Low

Privileges Required High

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.001.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Twinkle Toes Software Booked Scheduler affected
Version Status Constraints
2.7.7 affected —

No data.

No data.

OpenCVE Enrichment is a feature of OpenCVE that uses AI to automatically link vendors and products to CVEs. Learn more on GitHub.

Vendors Products
Twinkle Toes Software Subscribe
Booked Scheduler Subscribe

Project Subscriptions

Vendors Products
Twinkle Toes Software Subscribe
Booked Scheduler Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://web.archive.org/web/20190612055926/https://sourceforge.net/projects/phpscheduleit/ cve-icon cve-icon
https://www.bookedscheduler.com cve-icon cve-icon
https://www.exploit-db.com/exploits/48428 cve-icon cve-icon
https://www.vulncheck.com/advisories/booked-scheduler-authenticated-directory-traversal cve-icon cve-icon
History

Wed, 04 Feb 2026 12:15:00 +0000

Type Values Removed Values Added
First Time appeared Twinkle Toes Software
Twinkle Toes Software booked Scheduler
Vendors & Products Twinkle Toes Software
Twinkle Toes Software booked Scheduler

Tue, 03 Feb 2026 22:15:00 +0000

Type Values Removed Values Added
Description 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.
Title Booked Scheduler 2.7.7 - Authenticated Directory Traversal
Weaknesses CWE-22
References
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N'}

cvssV4_0

{'score': 6.9, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N'}

Projects

Sign in to view the affected projects.

cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-02-03T22:01:44.235Z

Reserved: 2026-02-01T13:16:06.485Z

Link: CVE-2020-37077

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-02-03T22:16:23.300

Modified: 2026-02-03T22:16:23.300

Link: CVE-2020-37077

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-02-04T12:05:44Z

Weaknesses