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CVE-2026-71445 ail-project CVE debrief

AIL Framework contained a reflected cross-site scripting vulnerability in the /tag/add_tags endpoint. When an error occurred while processing a tag operation, the application returned the error value directly as an HTML response using str(res[0]). If attacker-controlled input was included in the generated error message, a crafted request could cause arbitrary HTML or JavaScript to be reflected in the response without appropriate output encoding. An attacker could exploit the vulnerability by convincing an authenticated AIL Framework user to open a specially crafted link. Successful exploitation could allow JavaScript to execute in the victim’s browser within the security context of the AIL Framework application. Depending on the victim’s privileges and the application’s protections, the attacker could perform actions using the victim’s session, access information available to the victim, or modify data through authenticated application requests. The vulnerability requires user interaction because the authenticated victim must follow or open the crafted request. The attacker does not necessarily require an AIL Framework account, provided that the crafted request can be delivered to an already authenticated user.

Vendor
ail-project
Product
ail-framework
CVSS
HIGH 8.2
CISA KEV
Not listed in stored evidence
Original CVE published
2026-08-06
Original CVE updated
2026-08-26
Advisory published
2026-08-06
Advisory updated
2026-08-26

Who should care

Administrators and users of the AIL Framework, as well as security teams and incident response teams, should be aware of this vulnerability and take necessary actions to mitigate it.

Technical summary

The AIL Framework contains a reflected cross-site scripting vulnerability in the /tag/add_tags endpoint. The vulnerability occurs when an error occurs while processing a tag operation, and the application returns the error value directly as an HTML response without proper output encoding. This could allow JavaScript to execute in the victim’s browser within the security context of the AIL Framework application if an attacker can convince an authenticated user to open a specially crafted link. Depending on the victim’s privileges and the application’s protections, the attacker could perform actions using the victim’s session, access information available to the victim, or modify data through authenticated application requests. The vulnerability requires user interaction because the authenticated victim must follow or open the crafted request. The attacker does not necessarily require an AIL Framework account, provided that the crafted request can be delivered to an already authenticated user. Administrators and users of the AIL Framework, as well as security teams and incident response teams, should be aware of this vulnerability and take necessary actions to mitigate it.

Defensive priority

High-priority defensive actions are required due to the high CVSS score of 8.2 and the potential for significant impact.

Recommended defensive actions

  • Verify and apply the vendor-provided patch or remediation
  • Conduct thorough inventory checks to identify potentially affected systems
  • Implement compensating controls, such as web application firewalls or intrusion detection systems
  • Monitor for suspicious activity and exception tracking
  • Educate users about the vulnerability and the importance of user interaction

Evidence notes

The CVE description and NVD detail page provide information about the vulnerability. However, the source detail is limited, and further verification is needed to confirm the affected scope and vendor remediation.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-71445 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-71445

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

  • CVE-2026-71445 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-71445

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

Supplemental references

  • Source reference

    Unverified legacy reference

    URL: https://github.com/ail-project/ail-framework/commit/4faf5117b15b4a6208d56f8c54f51c58b87eb007

    5a6e4751-2f3f-4070-9419-94fb35b644e8

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.