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CVE-2026-2097VulnerabilityPublished

CVE-2026-2097: Flowring Agentflow · Unrestricted File Upload

Affects Flowring AgentflowSource CVE Database V5

0

Not known to be exploited · CVSS 8.7 High.

Data as of 25 Oct 2026, 19:02 UTC

CVSS 4.0 base score
8.7High
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.5% chance of exploitation in 30 days – higher than 43% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 10 Feb 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-25.

What to do

Affected software

ProductAffectedFixed in
FlowringAgentflowAffected
  • =0
Fixed in–

AI-suggested

1. Immediately restrict access to Agentflow interfaces to trusted users and networks, employing network segmentation and strong authentication mechanisms such as multi-factor authentication (MFA). 2. Implement strict server-side validation of uploaded files, enforcing whitelist-based file type restrictions and verifying file contents to prevent dangerous file types from being accepted. 3. Monitor file upload directories for suspicious files and conduct regular audits of uploaded content. 4. Employ web application firewalls (WAFs) with rules to detect and block attempts to upload executable or script files. 5. Limit user privileges to the minimum necessary to reduce the risk of authenticated exploitation. 6. Stay alert for official patches or updates from Flowring and apply them promptly once available. 7. Conduct internal penetration testing and code reviews focusing on file upload functionalities to identify and remediate similar issues. 8. Maintain comprehensive logging and alerting to detect anomalous activities related to file uploads or code execution. 9. Educate users about the risks of uploading untrusted files and enforce policies accordingly. 10. Consider deploying endpoint detection and response (EDR) solutions to identify post-exploitation activities.

Description

CVE-2026-2097 is a high-severity vulnerability in Flowring's Agentflow product that allows authenticated remote attackers to upload arbitrary files without proper restrictions. This unrestricted file upload flaw (CWE-434) enables attackers to upload and execute web shell backdoors, leading to arbitrary code execution on the affected server. The vulnerability requires low privileges and no user interaction, making exploitation relatively straightforward once authentication is obtained. Although no public exploits are currently known, the impact on confidentiality, integrity, and availability is high. European organizations using Agentflow are at risk of server compromise, data breaches, and potential lateral movement within their networks. Mitigation involves implementing strict file upload validation, restricting file types, and applying patches once available. Countries with significant adoption of Flowring products or critical infrastructure using Agentflow are more likely to be targeted. Due to the high CVSS score (8.7) and the nature of the vulnerability, immediate attention is warranted to prevent exploitation.

References

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