CVE-2026-78887: Access Control Flaw (CVSS 3.7)

Description

A weakness has been identified in liketrek TREK up to 3.0.22. This impacts the function validateShareTokenForAsset of the component Journey Photo Proxy. Executing a manipulation can lead to incorrect authorization. The attack can be launched remotely. This attack is characterized by high complexity. The exploitability is said to be difficult. Upgrading to version 3.1.0 will fix this issue. You should upgrade the affected component.

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CVSS v3.1 Score

3.7

LOW

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N

EPSS — Exploit Prediction

0.0029

Probability of exploitation

0.22%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-285 CWE-285

CWE-863 Incorrect Authorization

References

Other References

https://github.com/liketrek/TREK/releases/tag/v3.1.0 https://github.com/mauriceboe/TREK/security/advisories/GHSA-24x9-fcj9-vp6w https://vuldb.com/cve/CVE-2026-78887 https://vuldb.com/submit/886933 https://vuldb.com/vuln/394943 https://vuldb.com/vuln/394943/cti

Frequently Asked Questions

What is CVE-2026-78887? +

A weakness has been identified in liketrek TREK up to 3.0.22. This impacts the function validateShareTokenForAsset of the component Journey Photo Proxy. Executing a manipulation can lead to incorrect authorization. The attack can be launched remotely. This attack is characterized by high complexity. The exploitability is said to be difficult. Upgrading to version 3.1.0 will fix this issue. You should upgrade the affected component. It has a CVSS v3.1 base score of 3.7 (LOW).

How severe is CVE-2026-78887? +

CVE-2026-78887 has a CVSS v3.1 score of 3.7 out of 10, rated LOW. This is a low-severity vulnerability with limited impact. The EPSS score is 0.0029, placing it in the 0th percentile for exploitation probability.

How do I check if I'm vulnerable to CVE-2026-78887? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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