CVE-2026-1245753.7LowCWE-307

CVE-2026-124575: SiteServer SSCMS Admin-Login CAPTCHA LoginController.Submit.cs LoginController.Submit excessive authentication

SiteServer · SSCMS

Vendor fix available · Affected: SiteServer SSCMS · Exploitation: unlikely (under 1%)

Not in CyberSIXT coverage yet: no article names this CVE. This page shows the public record.

0.4%probability of exploitation in the next 30 days

35th percentile

050100

Higher than 35% of scored CVEs

3.7LowCVSS 3.1

LowMediumHighCrit.

DescriptionCVE.org

A vulnerability was identified in SiteServer SSCMS up to 7.1.3/7.2.1/7.4.0. This issue affects the function LoginController.Submit of the file src/SSCMS.Web/Controllers/Admin/LoginController.Submit.cs of the component Admin-Login CAPTCHA. Such manipulation of the argument isForceLogoutAndLogin leads to improper restriction of excessive authentication attempts. It is possible to launch the attack remotely. A high complexity level is associated with this attack. The exploitability is assessed as difficult. The name of the patch is df3becb7ebb00a48435418a44fd08a459eb38ace. Applying a patch is advised to resolve this issue.

Affected products1

From the CVE record. A product or version that is not listed is unknown, not unaffected.

SiteServer · SSCMS7.0; 7.1; 7.1.0; 7.1.1; 7.1.2; 7.1.3 and 5 more

On the Atlas

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Exploitation: Unlikely (under 1%). EPSS under 1%, or no score yet.
CISA KEV: Not listed
Public check: No public nuclei template
Weakness: Improper Restriction of Excessive Authentication Attempts · Authentication
Vendor: SiteServer
Published: November 2026
Band: Unlikely (under 1%), November 2026

CoverageNo articles yet

No CyberSIXT article names CVE-2026-124575 yet, so there is no coverage timeline, action brief or change log for it. Everything on this page comes from the public CVE record, CISA KEV, EPSS and the nuclei template index. Search the archive or see the CVEs in the news.