CVE-2020-9437: SecureAuth.aspx in SecureAuth IdP 9.3.0 suffers from a client-side template injection that allows for script e

Routine

MEDIUM 4.8DOWNGRADE

CVE-2020-9437 is a medium-severity flaw (CVSS 4.8) affecting secureauth identity provider. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

SecureAuth.aspx in SecureAuth IdP 9.3.0 suffers from a client-side template injection that allows for script execution, in the same manner as XSS.

Why this priority

No elevated risk signals yet

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	4.8 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	High
User interaction	Required
EPSS exploit chance	1.0% (top 38%)
CISA exploited list	No
Weakness	CWE-79
Published	2020-06-25
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: secureauth

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2020-06-25 20:15 UTCPublished CVE record published
2026-06-17 03:27 UTCUpdated Record last modified

secureauth secureauth identity provider DOWNGRADE

Affected: 9.3.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 9.3.0

1. Check installed version

apt-cache policy secureauth-identity-provider || rpm -q secureauth-identity-provider || secureauth-identity-provider --version

2. No fixed release: DOWNGRADE to a release before 9.3.0 (Debian / Ubuntu)

apt-cache madison secureauth-identity-provider sudo apt install secureauth-identity-provider=<VERSION_BEFORE_9.3.0> sudo apt-mark hold secureauth-identity-provider

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list secureauth-identity-provider sudo dnf downgrade secureauth-identity-provider-<VERSION_BEFORE_9.3.0> sudo dnf versionlock add secureauth-identity-provider

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

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-2020-9437?

secureauth identity provider: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2020-9437 being exploited?

CVE-2020-9437 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-2020-9437 affect?

CVE-2020-9437 affects secureauth identity provider. Severity is medium (CVSS 4.8). SecureAuth.aspx in SecureAuth IdP 9.3.0 suffers from a client-side template injection that allows for script execution, in the same manner as XSS.

How urgent is CVE-2020-9437?

Priority 32/100. No elevated risk signals yet.

References

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