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PatchSiren cyber security CVE debrief

CVE-2026-116224 fr0tt CVE debrief

A vulnerability was found in fr0tt benotes up to 2.8.1 in the Bookmark Metadata Endpoint of the PostController.php file. The getUrlInfo function is susceptible to server-side request forgery (SSRF) attacks when manipulating the url argument. The attack can be initiated remotely, and the exploit has been publicly disclosed. However, the project has not yet responded to the issue report.

Vendor
fr0tt
Product
benotes
CVSS
MEDIUM 5.3
CISA KEV
Not listed in stored evidence
Original CVE published
2026-10-26
Original CVE updated
2026-10-26
Advisory published
2026-10-26
Advisory updated
2026-10-26

Who should care

Defenders responsible for benotes instances, especially those using versions 2.8.0 and 2.8.1, should assess the exposure of their systems and prioritize verifying the feasibility of SSRF attacks.

Why it matters

CVE-2026-116224 is a server-side request forgery vulnerability in fr0tt benotes that allows remote attackers to manipulate the url argument in the getUrlInfo function of the PostController.php file. Defenders should prioritize verifying the exposure of benotes instances, especially versions 2.8.0 and 2.8.1, and assess the feasibility of SSRF attacks.

  • Defenders need to verify the exposure of benotes instances to SSRF attacks
  • Assess the feasibility of SSRF attacks on the Bookmark Metadata Endpoint
  • Monitoring for suspicious requests to the endpoint is recommended

Technical summary

The getUrlInfo function in the PostController.php file of fr0tt benotes is vulnerable to server-side request forgery (SSRF) attacks. The vulnerability affects versions 2.8.0 and 2.8.1 of the benotes software. Defenders should prioritize verifying the exposure of benotes instances, especially versions 2.8.0 and 2.8.1, and assess the feasibility of SSRF attacks. Monitoring for suspicious requests to the Bookmark Metadata Endpoint is recommended. The attack can be initiated remotely, and the exploit has been publicly disclosed.

Defensive priority

Defenders should prioritize verifying the exposure of benotes instances, especially versions 2.8.0 and 2.8.1, and assess the feasibility of SSRF attacks. Monitoring for suspicious requests to the Bookmark Metadata Endpoint is recommended.

Recommended defensive actions

  • Verify the exposure of benotes instances, especially versions 2.8.0 and 2.8.1
  • Assess the feasibility of SSRF attacks on the Bookmark Metadata Endpoint
  • Monitor for suspicious requests to the endpoint
  • 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 in fr0tt benotes. The NVD entry is currently not available. Defenders should verify the exposure of benotes instances, especially versions 2.8.0 and 2.8.1, and assess the feasibility of SSRF attacks. The vulnerability affects the Bookmark Metadata Endpoint of the PostController.php file. The getUrlInfo function is susceptible to server-side request forgery (SSRF) attacks when manipulating the url argument. Evidence is limited to public CVE details and source item,

Sources and references

Verified primary and authoritative sources

  • CVE-2026-116224 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-116224

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

  • CVE-2026-116224 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-116224

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

Supplemental references

  • fr0tt benotes Bookmark Metadata Endpoint PostController.php getUrlInfo server-side request forge

    Unverified legacy reference

    URL: https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/116xxx/CVE-2026-116224.json

    cve_program_cvelist_v5

  • Source reference

    Unverified legacy reference

    URL: https://vuldb.com/vuln/426204

    Supplemental source - vdb-entry, technical-description

  • Source reference

    Unverified legacy reference

    URL: https://vuldb.com/vuln/426204/cti

    Supplemental source - signature, permissions-required

  • Source reference

    Unverified legacy reference

    URL: https://vuldb.com/cve/CVE-2026-116224

    Supplemental source - third-party-advisory

  • Source reference

    Unverified legacy reference

    URL: https://vuldb.com/submit/1005024

    Supplemental source - third-party-advisory

  • Source reference

    Unverified legacy reference

    URL: https://vuldb.com/submit/1009911

    Supplemental source - third-party-advisory

  • Source reference

    Unverified legacy reference

    URL: https://github.com/fr0tt/benotes/issues/116

    Supplemental source - issue-tracking

  • Source reference

    Unverified legacy reference

    URL: https://gist.github.com/qianqiusujiu/58f979be4c9bbd1cf2864d85e79603d8

    Supplemental source - exploit

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.