CVE-2026-82183
Steam SSO auth bypass in OAuth Single Sign On plugin allows non-admin account takeover.
Is CVE-2026-82183 being exploited?
Not confirmed. CVE-2026-82183 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 0.23% probability of exploitation in the next 30 days.
How severe is CVE-2026-82183?
CVE-2026-82183 is rated High with a CVSS score of 8.1. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2026-82183?
Yes. A fix has been recorded for CVE-2026-82183. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-82183 affect?
CVE-2026-82183 affects OAuth Single Sign On WordPress plugin <7.0.1, WordPress sites using OAuth SSO with Steam provider. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-82183?
Update plugin to >=7.0.1 or disable Steam SSO until patched
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Unauthenticated attackers can log in as arbitrary non-admin users or create accounts by forging Steam SSO assertions.
Immediate action required
- affected>= 6.25.0 and < 7.0.1
As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.