CVE-2026-78886 json
liketrek TREK Public Journey Photo Proxy journey-public.controller.ts path traversal
published 2026-08-25 2 mo ago modified 2026-08-26 2 mo ago also EUVD-2026-65474
- cvss
- 3.7
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.6%
- EPSS 0.6% chance of exploitation in 30 days, percentile 47%
- public exploits
- 0
- none known
Summary
A security flaw has been discovered in liketrek TREK up to 3.0.22. This affects an unknown function of the file server/src/nest/journey/journey-public.controller.ts of the component Public Journey Photo Proxy. Performing a manipulation results in path traversal. The attack can be initiated remotely. The attack's complexity is rated as high. The exploitability is reported as difficult. Upgrading to version 3.1.0 mitigates this issue. It is advisable to upgrade the affected component.
Patch / fix
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 2 mo ago
Exploit prediction
0.58% chance of exploitation in the next 30 days, higher than 47% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 4.0 | 6.3 | CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X |
| CNA | 3.1 | 3.7 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N/E:X/RL:O/RC:C |
| CNA | 3.0 | 3.7 | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N/E:X/RL:O/RC:C |
| CNA | 2.0 | 2.6 | AV:N/AC:H/Au:N/C:P/I:N/A:N/E:ND/RL:OF/RC:C |
| CNA | 4.0 | 6.3 | CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/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 |
| NVD | 3.1 | 3.7 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N |
| CNA | 2.0 | 2.6 | AV:N/AC:H/Au:N/C:P/I:N/A:N |
Affected products
- liketrek TREK
Classification
- Weakness
-
- CWE-22 Improper Limitation of a Pathname to a Restricted Directory
References
-
github.com
/liketrek/TREK/releases/tag/v3.1.0
patch
-
vuldb.com
/vuln/394942
vdb-entry
-
vuldb.com
/vuln/394942/cti
signature, permissions-required
-
vuldb.com
/cve/CVE-2026-78886
third-party-advisory
-
vuldb.com
/submit/886932
third-party-advisory
-
github.com
/mauriceboe/TREK/security/advisories/GHSA-h66w-m5g2-cqpc
related
Sources
- CVE List CVE-2026-78886
- NVD CVE-2026-78886
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.