High

CVE-2026-68959 — SKYSEA Client View and SKYMEC IT Manager contain a path traversal vulnerability. If this…

SKYSEA Client View and SKYMEC IT Manager contain a path traversal vulnerability. If this vulnerability is exploited, an attacker who can log in to a Windows system on which the affected product is installed may be able to execute arbitrary code on another Windows system that has the affected products installed and can receive UDP packets from that system. Note that this vulnerability is due to an incomplete fix for CVE-2024-41726.

Published Aug 25, 2026 · Updated Oct 15, 2026 · Sources: NIST National Vulnerability Database, CVE Program (cve.org) e CISA ADP · CNA: jpcert

Low

Who exploits it and how urgent it is

A 0–100 score combining confirmed exploitation, ransomware and APT use, public exploits, EPSS and severity.

No exploitation signal in the sources consulted so far.

How the score was calculated

Technical severity (high)+6

The score orders the patch queue; it does not replace your asset context (internet exposure, criticality, compensating controls).

Triage

Is it exploited, how likely is exploitation, what does it touch, and how severe do the sources call it.

Exploitation

Not confirmed

Not in CISA KEV — an absence of record, not proof it is unexploited.

EPSS FIRST

—

No EPSS score.

Affects

Sky Co.,LTD.

SKYMEC IT Manager and 1 more

CVSS base

8.5

High · 2 source(s)

CISA SSVC assessment CISA

Three decision points CISA publishes for the CVEs it assesses (SSVC 2.0.3). A stakeholder decision, not a severity score.

Exploitation

None

none · proof-of-concept · active

Automatable

can an attacker script the kill-chain steps

Technical impact

Total

partial · total control of the vulnerable component

Remediation

Fixes and mitigations documented by the sources — linked to the original advisory.

No fix documented by the sources we poll. That does not mean none exists: check the vendor advisory.

First 24 hours

Ordered from the record’s own fields — exposure first, because you cannot patch what you have not found. A rule-generated starting point.

Identify exposed assets running the affected vendor/product/version combinations (Sky Co.,LTD. SKYMEC IT Manager, Sky Co.,LTD. SKYSEA Client View).
No fix documented in the sources: reduce exposure and monitor the vendor advisory.
Search available logs for exploit probes, errors and authentication anomalies.

Affected scope

Vendor, product and versions as the sources word them.

Vendor	Product	Versions	Status	Source
Sky Co.,LTD.	SKYMEC IT Manager	version Ver.2024.005.10a	Vulnerable	CVE Program (cve.org) e CISA ADP
Sky Co.,LTD.	SKYSEA Client View	≥ Ver.19.300.09h and ≤ Ver.21.210.01f	Vulnerable	CVE Program (cve.org) e CISA ADP

Attack characteristics

The CVSS vector, decoded. It describes the attack, not your exposure to it.

Attack vector

Network

Attack complexity

High

Privileges required

Low

User interaction

None

Scope

Changed

Confidentiality

High

Integrity

High

Availability

High

Every base score collected

Sources score independently and may disagree; each row says who scored it and under which version.

Score	Version	Severity	Expl.	Impact	Scored by
5.8	CVSS 4.0	Medium	—	—	vultures@jpcert.or.jp via NIST National Vulnerability Database
5.8	CVSS 4.0	Medium	—	—	jpcert via CVE Program (cve.org) e CISA ADP
8.5	CVSS 3.0	High	1.8	6.0	vultures@jpcert.or.jp via NIST National Vulnerability Database
8.5	CVSS 3.0	High	—	—	jpcert via CVE Program (cve.org) e CISA ADP

CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H (score shown at the top: vultures@jpcert.or.jp)

Weakness MITRE

Weakness class according to MITRE’s CWE catalog.

CWE-25

Other CVEs with this weakness →

Detection

Read off the CVSS vector and the weakness class. Starting points, not tested rules.

Prioritize edge telemetry for the network-reachable component (proxy, WAF, IDS/IPS).

web/proxy/WAF logsnetwork IDS/IPS

Timeline

What happened to this CVE, newest first.

2026
Affected products added · sky co., ltd./skysea client view, sky co., ltd./skymec it manager
Oct 15, 2026 · CVE Program (cve.org) e CISA ADP
SSVC assessment updated
Oct 15, 2026 · CVE Program (cve.org) e CISA ADP
Record published
Oct 15, 2026
CVSS changed · 8.5
Oct 15, 2026 · NIST National Vulnerability Database
Source status changed · → Deferred
Oct 15, 2026 · NIST National Vulnerability Database
Record created in this database
Oct 15, 2026 · NIST National Vulnerability Database
CVE published
Aug 25, 2026 · jpcert

Source activity

Repeated readings are counted rather than listed.

1× Official description updated · Oct 15, 2026 – Oct 15, 2026

References

2 on the record

jvn.jp/en/jp/JVN33423625/
NIST National Vulnerability Database
www.skyseaclientview.net/news/260824_01/
NIST National Vulnerability Database

Elsewhere on this site

Sky Co.,LTD.
every CVE for this vendor

CWE-25
other pages naming this weakness

Related CVEs (same products)

High CVE-2026-66109 Missing Authorization in Sky Co.,LTD. SKYSEA Client View Aug 25, 2026
High CVE-2026-68062 Path Traversal in Sky Co.,LTD. SKYSEA Client View Aug 25, 2026
High CVE-2026-68960 Stack-based Buffer Overflow in Sky Co.,LTD. SKYSEA Client View Aug 25, 2026
High CVE-2026-69665 Incorrect Default Permissions in Sky Co.,LTD. SKYSEA Client View Aug 25, 2026
High CVE-2026-39454 Incorrect Authorization in Skygroup Skymec It Manager Apr 20, 2026
Critical CVE-2016-7836 SKYSEA Client View Improper Authentication Vulnerability KEV Jun 9, 2017

Not in any source we poll

Listed rather than left blank: an empty field and an unmeasured one look identical on screen, and only one is a reason to look elsewhere.

No FIRST EPSS score.
No fixed version, patch or mitigation documented.
No confirmed IOCs, IP addresses, domains, file hashes, or malware artifacts supplied.
No organization-specific asset inventory, compensating-control status, or patch deployment evidence supplied.
No exploit packet captures, log samples, or incident case IDs supplied.

Answered from this record

Text assembled only from the fields above — no additional claims.

What should defenders know first?

CVE-2026-68959 is "SKYSEA Client View and SKYMEC IT Manager contain a path traversal vulnerability. If this…", rated High. It affects SKYMEC IT Manager (Sky Co.,LTD.); versions are in the scope table. It is not in CISA KEV, which does not rule out exploitation. CVSS 8.5 describes technical severity. First verify whether exposed or business-critical assets run the affected versions, apply vendor fixes or mitigations, and preserve logs for review.

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