CVE-2018-18517

lowpriority · track · 19EPSS 0.008 · 57 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.83% (57th) EPSS

CVSS 3.5 · low

Is it mine?

5 products

Who says so?

3 sources

cnnvd · enisa_euvd · nvd

EPSS · scored 2026-10-26

Citrix NetScaler Gateway 10.5.x before 10.5.69.003, 11.1.x before 11.1.59.004, 12.0.x before 12.0.58.7, and 12.1.x before 12.1.49.1 has XSS.

cvss

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

4.8

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · low–medium · 3.5–4.8

v2.03.5lowAV:N/AC:M/Au:S/C:N/I:P/A:Nprimary · NVD / NIST USexploitability 6.8 · impact 2.9

v3.04.8mediumCVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:Nprimary · NVD / NIST USexploitability 1.7 · impact 2.7

v3.04.4mediumCVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N/E:Usecondary · CVSS-BT (t0sche)

The CWE weakness classes this flaw belongs to.

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
citrix netscaler gateway firmware10.5.0 → 10.5.69.003nvdUScpe:2.3:o:citrix:netscaler_gateway_firmware:*:*:*:*:*:*:*:*
citrix netscaler gateway firmware11.1.0 → 11.1.59.004nvdUScpe:2.3:o:citrix:netscaler_gateway_firmware:*:*:*:*:*:*:*:*
citrix netscaler gateway firmware12.0.0 → 12.0.58.7nvdUScpe:2.3:o:citrix:netscaler_gateway_firmware:*:*:*:*:*:*:*:*
citrix netscaler gateway firmware12.1.0 → 12.1.49.1nvdUScpe:2.3:o:citrix:netscaler_gateway_firmware:*:*:*:*:*:*:*:*

Other names and identifiers for this entity.

Which sources assert this record, and when.

published 2018-10-24modified 2026-06-17

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External citations — patches, advisories, analysis.

scry

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