High severity · published Jul 17, 2026
CVE-2026-7872
Path Traversal Vulnerability in File Component Leading to Arbitrary File Read and Authentication Bypass
8.1
CVSS
0.6%
EPSS
No
On KEV
Description
IBM Langflow OSS 1.0.0 through 1.10.0 allows an authenticated attacker to read arbitrary files including the JWT signing key and forge authentication tokens for any user.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.6% · higher than 50% 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 before 1.10.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-7872
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-7872
Vendor Advisory
https://www.ibm.com/support/pages/node/7278934
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