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PatchSiren cyber security CVE debrief

CVE-2026-48970 Really Simple Plugins CVE debrief

CVE-2026-48970 is a high-severity vulnerability (CVSS score of 8.1) affecting Really Simple SSL plugin versions <= 9.5.10. The vulnerability allows unauthenticated broken authentication. The CVE was published on [cvePublishedAt] and last modified on [cveModifiedAt].

Vendor
Really Simple Plugins
Product
Really Simple SSL
CVSS
HIGH 8.1
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-15
Original CVE updated
2026-06-15
Advisory published
2026-06-15
Advisory updated
2026-06-15

Who should care

Users of Really Simple SSL plugin versions <= 9.5.10 should apply patches or mitigations to prevent exploitation.

Technical summary

The vulnerability is caused by unauthenticated broken authentication in Really Simple SSL plugin versions <= 9.5.10. The CVSS vector is CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.

Defensive priority

High

Recommended defensive actions

  • Apply patches or updates to Really Simple SSL plugin to version > 9.5.10
  • Review and implement additional security measures to prevent exploitation

Evidence notes

Evidence from Patchstack (see [ref-4]) indicates a vulnerability in Really Simple SSL plugin.

Official resources

CVE-2026-48970 was published on 2026-06-15T21:17:18.603Z and last modified on 2026-06-15T21:24:32.790Z.