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PatchSiren cyber security CVE debrief

CVE-2026-112254 agit8or1 CVE debrief

A vulnerability was found in agit8or1 clientst0r up to 3.17.586. Affected by this vulnerability is the function _fetch_html of the file locations/services/property_url_importer.py of the component Property URL Importer. The manipulation of the argument url results in server-side request forgery. The attack may be launched remotely. The exploit has been made public and could be used. Upgrading to version 3.17.587 addresses this issue. The patch is identified as 7e75c6cc6a07621c10be9b07fafd99e89a02e327.

Vendor
agit8or1
Product
clientst0r
CVSS
MEDIUM 5.3
CISA KEV
Not listed in stored evidence
Original CVE published
2026-10-19
Original CVE updated
2026-10-19
Advisory published
2026-10-19
Advisory updated
2026-10-19

Who should care

Defenders responsible for agit8or1 clientst0r deployments should assess exposure and prioritize upgrading to version 3.17.587 or applying the patch. This includes operators, platform administrators, vulnerability management teams, and security teams who need to verify affected versions, apply the patch or upgrade, and monitor for potential exploitation. Affected product deployments require immediate attention to prevent potential unauthorized access, data

Why it matters

Defenders should care about CVE-2026-112254 because it allows for server-side request forgery in agit8or1 clientst0r, potentially leading to unauthorized access, data breaches, and service disruption. Affected versions require verification, and patch application or upgrading to version 3.17.587 is necessary to mitigate the vulnerability.

  • Potential unauthorized access to internal resources
  • Possible data breaches due to SSRF
  • Required verification of affected versions and patch application
  • Potential disruption of services due to exploitation

Technical summary

The _fetch_html function in locations/services/property_url_importer.py is vulnerable to server-side request forgery due to improper handling of the url argument. This allows attackers to manipulate the URL, potentially leading to unauthorized access, data breaches, and service disruption. Affected versions require verification, and patch application or upgrading to version 3.17.587 is necessary to mitigate the vulnerability. The patch 7e75c6cc6a07621c10be9b07fafd99e89a02e327 addresses this issue. Defenders should prioritize upgrading to version 3.17.587 or applying the patch to mitigate the server-side request forgery vulnerability in agit8or1 clientst0r Property URL Importer.

Defensive priority

Defenders should prioritize upgrading to version 3.17.587 or applying the patch 7e75c6cc6a07621c10be9b07fafd99e89a02e327 to mitigate the server-side request forgery vulnerability in agit8or1 clientst0r Property URL Importer.

Recommended defensive actions

  • Upgrade to version 3.17.587 or later
  • Apply the patch 7e75c6cc6a07621c10be9b07fafd99e89a02e327
  • Review and monitor Property URL Importer usage
  • Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up
  • Review the supplied official advisory or CVE record to validate affected scope, severity, and vendor guidance
  • Plan vendor-supported updates or mitigations through normal change control where exposure is confirmed
  • Check relevant monitoring, detection, and logs for exposed assets that need extra review

Evidence notes

The CVE record and source item provide details about the vulnerability, including its description, affected version, and patch information. However, there is limited information about potential exploits or attacks.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-112254 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-112254

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

  • CVE-2026-112254 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-112254

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

Supplemental references

  • agit8or1 clientst0r Property URL Importer property_url_importer.py _fetch_html server-side reque

    Unverified legacy reference

    URL: https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/112xxx/CVE-2026-112254.json

    cve_program_cvelist_v5

  • Source reference

    Unverified legacy reference

    URL: https://vuldb.com/vuln/422335

    Supplemental source - vdb-entry, technical-description

  • Source reference

    Unverified legacy reference

    URL: https://vuldb.com/vuln/422335/cti

    Supplemental source - signature, permissions-required

  • Source reference

    Unverified legacy reference

    URL: https://vuldb.com/cve/CVE-2026-112254

    Supplemental source - third-party-advisory

  • Source reference

    Unverified legacy reference

    URL: https://vuldb.com/submit/986798

    Supplemental source - third-party-advisory

  • Source reference

    Unverified legacy reference

    URL: https://github.com/agit8or1/clientst0r/commit/7e75c6cc6a07621c10be9b07fafd99e89a02e327

    Supplemental source - patch

  • Source reference

    Unverified legacy reference

    URL: https://github.com/agit8or1/clientst0r/releases/tag/v3.17.587

    Supplemental source - patch

  • Source reference

    Unverified legacy reference

    URL: https://github.com/agit8or1/clientst0r/

    Supplemental source - product

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.