LOYTEC LGATE-902 6.3.2 devices allow XSS.

published 2019-06-28 7 y ago modified 2026-06-17 4 mo ago also EUVD-2018-6801

cvss: 6.1; version 3.0, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 1.5%; EPSS 1.5% chance of exploitation in 30 days, percentile 74%
public exploits: 0; none known

Patch / fix

fixed in 1

loytec lgate-902_firmware 6.4.2

Exploit prediction

1.52% chance of exploitation in the next 30 days, higher than 74% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

seclists.org http://seclists.org/fulldisclosure/2019/Apr/12 referenced PoC, tagged "exploit" by a source, unverified
packetstormsecurity.com http://packetstormsecurity.com/files/152453/Loytec-LGATE-902-XSS-Traversal-File-Deletion.html referenced PoC, tagged "exploit" by a source, unverified
seclists.org https://seclists.org/fulldisclosure/2019/Apr/12 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
NVD	3.0	6.1	CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
NVD	2.0	4.3	AV:N/AC:M/Au:N/C:N/I:P/A:N

Classification

Weakness

CWE-79 Improper Neutralization of Input During Web Page Generation

References

seclists.org /fulldisclosure/2019/Apr/12
mailing-list, exploit, third-party-advisory
packetstormsecurity.com /files/152453/Loytec-LGATE-902-XSS-Traversal-File-Deletion.html
exploit, third-party-advisory, vdb-entry
seclists.org /fulldisclosure/2019/Apr/12
mailing-list, exploit, third-party-advisory
mag-securs.com /alertes/artmid/1894/articleid/41651/loytec-lgate-902-up-to-641-alarm-log-obj-handle-cross-site-scripting.aspx
third-party-advisory

Sources

CVE List CVE-2018-14919
NVD CVE-2018-14919

Fencer Intel 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.

Summary