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CVE-2025-11899

CRITICALCVSS 9.2/10EPSS 0.61%

Last modified

CVE-2025-11899 is a critical-severity vulnerability rated 9.2/10 on the CVSS scale. Agentflow developed by Flowring has an Use of Hard-coded Cryptographic Key vulnerability, allowing unauthenticated remote attackers to exploit the fixed key to generate verification information, thereby logging into the system as any user. Attacker must first obtain an user ID in order to exploit this vulnerability.. EPSS estimates a 0.61% chance of exploitation in the next 30 days.

Description

Agentflow developed by Flowring has an Use of Hard-coded Cryptographic Key vulnerability, allowing unauthenticated remote attackers to exploit the fixed key to generate verification information, thereby logging into the system as any user. Attacker must first obtain an user ID in order to exploit this vulnerability.

Metrics

CVSS 3.1
8.1/10

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS 4.0
9.2/10

CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability
0.61%

44.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

References

Timeline

Published
Last Modified
Status
Deferred

Frequently Asked Questions

What is CVE-2025-11899?
Agentflow developed by Flowring has an Use of Hard-coded Cryptographic Key vulnerability, allowing unauthenticated remote attackers to exploit the fixed key to generate verification information, thereby logging into the system as any user. Attacker must first obtain an user ID in order to exploit this vulnerability.
How severe is CVE-2025-11899?
CVE-2025-11899 has a CVSS score of 9.2/10 (CRITICAL severity). The EPSS model estimates a 0.61% probability of exploitation in the next 30 days.
How do I fix CVE-2025-11899?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-11899?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST