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PatchSiren cyber security CVE debrief

CVE-2026-116263 HaschekSolutions CVE debrief

A race condition vulnerability was found in HaschekSolutions PictShare up to version 3.7.1 in the file upload component. The vulnerability is located in the architect function of the src/inc/core.php file. This issue can be exploited remotely with high complexity and difficult exploitability. Upgrading to version 3.7.2 resolves this issue. System administrators and security teams should assess exposure and verify the version in use. The CVE record and source item provide details about the vulnerability, its impact, and the available patch. However, there is limited information about potential exploits or attacks.

Vendor
HaschekSolutions
Product
PictShare
CVSS
LOW 2.1
CISA KEV
Not listed in stored evidence
Original CVE published
2026-10-26
Original CVE updated
2026-10-31
Advisory published
2026-10-26
Advisory updated
2026-10-31

Who should care

System administrators and security teams responsible for PictShare installations should assess exposure and verify the version in use. They should prioritize upgrading to version 3.7.2 to resolve this issue. The CVE record and source item provide details about the vulnerability, its impact, and the available patch.

Why it matters

Defenders should prioritize upgrading to version 3.7.2 to resolve this issue. System administrators and security teams responsible for PictShare installations should assess exposure and verify the version in use.

  • Verify version in use and assess exposure
  • Prioritize upgrading to version 3.7.2
  • Monitor for potential exploits

Technical summary

A race condition vulnerability was found in HaschekSolutions PictShare up to version 3.7.1 in the file upload component. The vulnerability is located in the architect function of the src/inc/core.php file. This issue can be exploited remotely with high complexity and difficult exploitability. The attack's complexity is rated as high. The exploitability is regarded as difficult. Upgrading to version 3.7.2 resolves this issue. System administrators and security teams responsible for PictShare installations should assess exposure and verify the version in use.

Defensive priority

Defenders should prioritize upgrading to version 3.7.2 to resolve this issue. System administrators and security teams responsible for PictShare installations should assess exposure and verify the version in use.

Recommended defensive actions

  • Upgrade to version 3.7.2
  • Assess exposure and verify the version in use
  • Monitor for potential exploits
  • 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
  • Track exceptions, retest remediated assets, and close the item only after evidence is documented
  • Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up

Evidence notes

The CVE record and source item provide details about the vulnerability, its impact, and the available patch. However, there is limited information about potential exploits or attacks. The vendor was contacted early about this disclosure. Upgrading to version 3.7.2 is sufficient to resolve this issue. The attack's complexity is rated as high. The exploitability is regarded as difficult. The exploit has been published and may be used.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-116263 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-116263

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

  • CVE-2026-116263 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-116263

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

Supplemental references

  • HaschekSolutions PictShare File Upload core.php architect race condition

    Unverified legacy reference

    URL: https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/116xxx/CVE-2026-116263.json

    cve_program_cvelist_v5

  • Source reference

    Unverified legacy reference

    URL: https://vuldb.com/vuln/426302

    Supplemental source - vdb-entry, technical-description

  • Source reference

    Unverified legacy reference

    URL: https://vuldb.com/vuln/426302/cti

    Supplemental source - signature, permissions-required

  • Source reference

    Unverified legacy reference

    URL: https://vuldb.com/cve/CVE-2026-116263

    Supplemental source - third-party-advisory

  • Source reference

    Unverified legacy reference

    URL: https://vuldb.com/submit/1010844

    Supplemental source - third-party-advisory

  • Source reference

    Unverified legacy reference

    URL: https://xmit.xyz/security/the-file-that-changed-its-mind/

    Supplemental source - exploit

  • Source reference

    Unverified legacy reference

    URL: https://github.com/HaschekSolutions/pictshare/commit/6306e33da630c04ddff60703922c2ec7b7539452

    Supplemental source - patch

  • Source reference

    Unverified legacy reference

    URL: https://github.com/HaschekSolutions/pictshare/releases/tag/v3.7.2

    Supplemental source - patch

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.