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PatchSiren cyber security CVE debrief

CVE-2026-10806 mjperpinosa CVE debrief

A vulnerability was found in mjperpinosa stumasy. The affected element is an unknown function of the file application/PHP/objects/updates/add_post.php. Performing a manipulation of the argument up_file_to_post results in unrestricted upload. The attack may be initiated remotely. The exploit has been made public and could be used. This product uses a rolling release model to deliver continuous updates. As a result, specific version information for affected or updated releases is not available. The project was informed of the problem early through an issue report but has not responded yet.

Vendor
mjperpinosa
Product
stumasy
CVSS
LOW 2.1
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-04
Original CVE updated
2026-07-22
Advisory published
2026-06-04
Advisory updated
2026-07-22

Who should care

Users of stumasy, especially those exposed to remote attacks, should be aware of this vulnerability. Given its low CVSS score of 2.1, it may not be a high priority, but it still poses a risk, especially since the exploit has been made public.

Technical summary

The vulnerability, CVE-2026-10806, is an unrestricted upload issue in stumasy, specifically in the file application/PHP/objects/updates/add_post.php. The manipulation of the argument up_file_to_post allows for unrestricted upload, which can be exploited remotely. The CVSS vector is CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X.

Defensive priority

Low

Recommended defensive actions

  • Apply patches or updates as soon as they are available, especially if they address this specific vulnerability.
  • Monitor the project for updates or responses regarding this issue.
  • Consider implementing additional security measures to protect against unrestricted upload attacks, such as validating file types and sizes.

Evidence notes

The vulnerability has been made public and could be used. The project was informed early but has not responded yet. The product uses a rolling release model, making specific version information for affected or updated releases unavailable.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-10806 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-10806

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

  • CVE-2026-10806 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-10806

    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.