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Critical severity · published Jun 30, 2026
CVE-2026-7874
Weak Cryptographic Key Derivation Exposed All Stored Credentials
9.1
CVSS
0.3%
EPSS
No
On KEV
Description
IBM Langflow OSS 1.0.0 through 1.10.0 Langflow could allow disclosure of all stored credentials due to the use of a weak and reversible key derivation mechanism for encryption at rest.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 20% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
LO
Langflow OSS · IBM
1.0.0 through 1.10.0 · source: vendor
LA
Langflow · Langflow
1.0.0 through 1.10.0 · source: NVD
Affected product
LO
Langflow OSS
IBM
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-7874
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-7874
Vendor Advisory
https://www.ibm.com/support/pages/node/7278447
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