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PatchSiren cyber security CVE debrief

CVE-2026-40957 Absolute Security CVE debrief

CVE-2026-40957 is a frameable content vulnerability in the Secure Access server login page prior to 14.55. Attackers with control of a malicious web site could use it to potentially steal credentials from an unwary administrator. This vulnerability has a CVSS score of 6.1 and is classified as MEDIUM severity. The vulnerability allows attackers to potentially steal credentials from administrators who are tricked into accessing a malicious website.

Vendor
Absolute Security
Product
Secure Access
CVSS
MEDIUM 6.1
CISA KEV
Not listed in stored evidence
Original CVE published
2026-07-15
Original CVE updated
2026-07-16
Advisory published
2026-07-15
Advisory updated
2026-07-16

Who should care

Administrators and users of Absolute Secure Access server should be aware of this vulnerability and take necessary actions to update to version 14.55 or later. Security teams and vulnerability management teams should also be aware of this vulnerability and review their systems for potential exposure.

Technical summary

The vulnerability is a frameable content issue in the Secure Access server login page. This could allow attackers to potentially steal credentials from administrators who are tricked into accessing a malicious website. The vulnerability has a CVSS score of 6.1 and is classified as MEDIUM severity. It affects Secure Access server prior to version 14.55.

Defensive priority

Medium priority due to the potential for credential theft. Defenders should prioritize updating Secure Access server to version 14.55 or later and review compensating controls for exposed systems.

Recommended defensive actions

  • Update Secure Access server to version 14.55 or later
  • Be cautious when accessing links from unknown sources
  • Monitor for suspicious login activity
  • Review compensating controls for exposed systems while remediation is scheduled and verified
  • Check relevant monitoring, detection, and logs for exposed assets that need extra review

Evidence notes

The CVE record was published on 2026-07-15T20:17:00.210Z and was last modified on 2026-07-16T02:55:43.467Z. The NVD entry is currently Analyzed. The vulnerability affects Secure Access server prior to version 14.55. Administrators should verify their system versions and update if necessary.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-40957 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-40957

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-40957 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-40957

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.