CVE-2026-4795

mediumpriority · track · 0OT risk · elevatedEPSS 0.003 · 22 %ileEURU

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.30% (22nd) EPSS

CVSS 6.5 · medium

Is it mine?

10 products

Check your exposure

Who says so?

3 sources

cnnvd · enisa_euvd · fstec_bdu

EPSS · scored 2026-10-22

A missing authorization vulnerability in Zyxel GS1200-5v3 firmware versions through 1.00(ACPS.2)C0, GS1200-8v3 firmware versions through 1.00(ACPT.2)C0, GS1200-5HPv3 firmware versions through 1.00(ACPU.2)C0, GS1200-8HPv3 firmware versions through 1.00(ACPV.2)C0, and GS1200-10v3 firmware versions through 1.00(ACPW.2)C0 could allow a LAN-based, unauthenticated attacker to read the system configuration from a log file via a crafted HTTP request.

cvss

Technical severity, 0–10. One row per scoring source.

6.5

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.16.5mediumAV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:Nsecondary · FSTEC (BDU) RU

v3.16.5mediumCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:Nsecondary · ENISA EU

v3.16.5mediumCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:Nsecondary · security@zyxel.com.twexploitability 2.8 · impact 3.6

v3.16mediumCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:Usecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Trackcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-862USCWE-862US

affected products (10)

Products and version ranges known to be affected.

Zyxel GS1200-10v3 firmware≤ ≤ 1.00(ACPW.2)C0enisa_euvdEU
Zyxel GS1200-5HPv3 firmware≤ ≤ 1.00(ACPU.2)C0enisa_euvdEU
Zyxel GS1200-5v3 firmware≤ ≤ 1.00(ACPS.2)C0enisa_euvdEU
Zyxel GS1200-8HPv3 firmware≤ ≤ 1.00(ACPV.2)C0enisa_euvdEU
Zyxel GS1200-8v3 firmware≤ ≤ 1.00(ACPT.2)C0enisa_euvdEU
Zyxel Communications Corp. GS1200-10v3≤ 1.00(ACPW.3)C0fstec_bduRU
Zyxel Communications Corp. GS1200-5HPv3≤ 1.00(ACPU.3)C0fstec_bduRU
Zyxel Communications Corp. GS1200-5v3≤ 1.00(ACPS.3)C0fstec_bduRU
Zyxel Communications Corp. GS1200-8HPv3≤ 1.00(ACPV.3)C0fstec_bduRU
Zyxel Communications Corp. GS1200-8v3≤ 1.00(ACPT.3)C0fstec_bduRU

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu NVD CVE.org MITRE

published 2026-05-26modified 2026-07-24

references (3)

External citations — patches, advisories, analysis.

scry

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