CVE-2018-25312 — LifeSize ClearSea 3.1.4 Directory Traversal Remote Code Execution

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HIGH

LifeSize ClearSea 3.1.4 Directory Traversal Remote Code Execution

Published Apr 29, 2026

7.1

HIGH

CVSS 4.0

EPSS 0.93%

Description

LifeSize ClearSea 3.1.4 contains directory traversal vulnerabilities that allow authenticated attackers to download and upload arbitrary files by manipulating path parameters in the smartgui interface. Attackers can exploit the upload endpoint with directory traversal sequences to write files to arbitrary locations on the system, enabling remote code execution.

Affected products

Vendor LifeSize Product ClearSea Default
n/a
- Version
  3.1.4
  Status
  affected
  Constraints
  -

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

Vendor

Product

Default status

Versions

LifeSize

ClearSea

n/a

Version	Status	Constraints
3.1.4	affected	-

Remediation

No remediation recorded yet.

Metrics

0.93% 0.00933

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.

EPSS probability 0.00933

Score over time

Apr–Oct 2026

EPSS v4
EPSS v5

Percentile over time

EPSS v4
EPSS v5

Table of values (3 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 1, 2026	0.93% (0.00933)	59.31th	v5 (v2026.06.15)
Jun 15, 2026	0.93% (0.00933)	55.92th	v5 (v2026.06.15)
Apr 30, 2026	0.72% (0.00724)	72.65th	v4 (v2025.03.14)

Weaknesses (1)

CWE-22

Path Traversal

References (2)

https://www.exploit-db.com/exploits/44390
exploit
https://www.vulncheck.com/advisories/lifesize-clearsea-directory-traversal-remote-code-execution
third-party-advisory

Link	Providers	Tags
https://www.exploit-db.com/exploits/44390		exploit
https://www.vulncheck.com/advisories/lifesize-clearsea-directory-traversal-remote-code-execution		third-party-advisory