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PatchSiren cyber security CVE debrief

CVE-2026-9506 Webkul CVE debrief

CVE-2026-9506 is a high-severity path traversal vulnerability in the ImageCacheController component of Bagisto. This vulnerability, with a CVSS score of 8.7, allows an unauthenticated remote attacker to access arbitrary files outside the intended directory by sending crafted path traversal sequences through the filename parameter. Successful exploitation could enable an attacker to read arbitrary sensitive files on the targeted system.

Vendor
Webkul
Product
Bagisto
CVSS
HIGH 8.7
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-08
Original CVE updated
2026-07-23
Advisory published
2026-06-08
Advisory updated
2026-07-23

Who should care

Users of Bagisto, especially those hosting it on publicly accessible servers, should be aware of this vulnerability. Given its high severity and the ease of exploitation, immediate action is recommended.

Technical summary

The vulnerability exists due to improper validation of user-supplied input in the ImageCacheController component of Bagisto. This allows an attacker to manipulate file paths, potentially leading to unauthorized file access.

Defensive priority

High

Recommended defensive actions

  • Apply the official patch or update as soon as available.
  • If patching is not immediately feasible, consider implementing additional security measures such as Web Application Firewalls (WAFs) to detect and prevent path traversal attacks.
  • Regularly review and update Bagisto and its components to ensure you have the latest security fixes.

Evidence notes

Evidence from official sources, including the CVE record and NVD details, supports the existence and severity of this vulnerability.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-9506 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-9506

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

  • CVE-2026-9506 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-9506

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

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.