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CVE-2022-2083: The Simple Single Sign On WordPress plugin through 4.1.0 leaks its OAuth client_secret, which could be used by

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This week
HIGH 7.5REMOTEUPGRADE

CVE-2022-2083 is a high-severity flaw (CVSS 7.5) affecting simple sign on. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The Simple Single Sign On WordPress plugin through 4.1.0 leaks its OAuth client_secret, which could be used by attackers to gain unauthorized access to the site.

Why this priority

  • High severity
  • Public exploit reference
  • Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score7.5 (High)
Attack vectorNetwork (remote)
Attack complexityLow
Privileges neededNone
User interactionNone
EPSS exploit chance0.8% (top 44%)
CISA exploited listNo
WeaknessCWE-319
Published2022-09-05
Last modified2026-06-17
Publisher (CNA): WPScan · Vendor: simple sign on project

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

Am I affected?

Timeline

simple sign on project simple sign on UPGRADE
Affected: <= 4.1.0
Fixed in: newer than 4.1.0
Safe to downgrade to: no unaffected older release
1. Check installed version
apt-cache policy simple-sign-on || rpm -q simple-sign-on || simple-sign-on --version
2. UPGRADE to newer than 4.1.0 (Debian / Ubuntu)
sudo apt update && sudo apt install --only-upgrade simple-sign-on
2. UPGRADE (RHEL / Amazon Linux / Fedora)
sudo dnf upgrade simple-sign-on
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-2022-2083?

simple sign on: upgrade to newer than 4.1.0. Exact commands for each OS are on this page.

Is CVE-2022-2083 being exploited?

CVE-2022-2083 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-2022-2083 affect?

CVE-2022-2083 affects simple sign on. Severity is high (CVSS 7.5). The Simple Single Sign On WordPress plugin through 4.1.0 leaks its OAuth client_secret, which could be used by attackers to gain unauthorized access to the site.

How urgent is CVE-2022-2083?

Priority 50/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

Software pages

WordPress vulnerabilities

References

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