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CVE-2026-20132: Multiple vulnerabilities in the web-based management interface of Cisco Identity Services Engine (ISE) could a

18
Routine
MEDIUM 4.8UPGRADE

CVE-2026-20132 is a medium-severity flaw (CVSS 4.8) affecting identity services engine. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Multiple vulnerabilities in the web-based management interface of Cisco Identity Services Engine (ISE) could allow an authenticated, remote attacker with administrative write privileges to conduct a stored cross-site scripting (XSS) attack or a reflected XSS attack against a user of the web-based management interface of an affected device. These vulnerabilities are due to insufficient sanitization of user-supplied data that is stored in t

Why this priority

  • No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score4.8 (Medium)
Attack vectorNetwork (remote)
Attack complexityLow
Privileges neededHigh
User interactionRequired
EPSS exploit chance0.2% (top 93%)
CISA exploited listNo
WeaknessCWE-79
Published2026-04-15
Last modified2026-10-26
Publisher (CNA): Cisco Systems, Inc. · Vendor: cisco

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Last updated 2026-10-26 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

cisco identity services engine UPGRADE
Affected: < 3.2.0 · 3.2.0 · 3.2.0 patch1 · 3.2.0 patch2 · 3.2.0 patch3 · 3.2.0 patch4 · 3.2.0 patch5 · 3.2.0 patch6
Fixed in: 3.2.0
Safe to downgrade to: no unaffected older release
1. Check installed version
apt-cache policy identity-services-engine || rpm -q identity-services-engine || identity-services-engine --version
2. UPGRADE to 3.2.0 (Debian / Ubuntu)
sudo apt update && sudo apt install --only-upgrade identity-services-engine
2. UPGRADE (RHEL / Amazon Linux / Fedora)
sudo dnf upgrade identity-services-engine
Note
Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.
Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-20132?

identity services engine: upgrade to 3.2.0. Exact commands for each OS are on this page.

Is CVE-2026-20132 being exploited?

CVE-2026-20132 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-20132 affect?

CVE-2026-20132 affects identity services engine. Severity is medium (CVSS 4.8). Multiple vulnerabilities in the web-based management interface of Cisco Identity Services Engine (ISE) could allow an authenticated, remote attacker with administrative&nbsp;write privileges to conduct a stored cross-site scripting (XSS) at

How urgent is CVE-2026-20132?

Priority 18/100. No elevated risk signals yet.

Software pages

Cisco vulnerabilities · Cisco ISE vulnerabilities

Related CVEs

References

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