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Vulnerability details: VCID-53es-gfv9-qugp
Vulnerability ID VCID-53es-gfv9-qugp
Aliases CVE-2026-0770
GHSA-g22f-v6f7-2hrh
Summary Langflow affected by Remote Code Execution via validate_code() exec() Langflow exec_globals Inclusion of Functionality from Untrusted Control Sphere Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Langflow. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of the exec_globals parameter provided to the validate endpoint. The issue results from the inclusion of a resource from an untrusted control sphere. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-27325.
Status Published
Exploitability 0.5
Weighted Severity 8.0
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (3)
CWE-829 Inclusion of Functionality from Untrusted Control Sphere
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
System Score Found at
epss 0.14653 https://api.first.org/data/v1/epss?cve=CVE-2026-0770
cvssv3.1_qr HIGH https://github.com/advisories/GHSA-g22f-v6f7-2hrh
cvssv4 8.9 https://github.com/affix/CVE-2026-0770-PoC
generic_textual HIGH https://github.com/affix/CVE-2026-0770-PoC
cvssv4 8.9 https://github.com/langflow-ai/langflow
generic_textual HIGH https://github.com/langflow-ai/langflow
cvssv4 8.9 https://nvd.nist.gov/vuln/detail/CVE-2026-0770
generic_textual HIGH https://nvd.nist.gov/vuln/detail/CVE-2026-0770
cvssv4 8.9 https://www.zerodayinitiative.com/advisories/ZDI-26-036
generic_textual HIGH https://www.zerodayinitiative.com/advisories/ZDI-26-036
cvssv3 9.8 https://www.zerodayinitiative.com/advisories/ZDI-26-036/
ssvc Track https://www.zerodayinitiative.com/advisories/ZDI-26-036/
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2026-0770
https://github.com/langflow-ai/langflow
https://www.zerodayinitiative.com/advisories/ZDI-26-036
CVE-2026-0770 Exploit https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/multiple/webapps/52597.py
CVE-2026-0770 https://nvd.nist.gov/vuln/detail/CVE-2026-0770
CVE-2026-0770-POC https://github.com/affix/CVE-2026-0770-PoC
GHSA-g22f-v6f7-2hrh https://github.com/advisories/GHSA-g22f-v6f7-2hrh
ZDI-26-036 https://www.zerodayinitiative.com/advisories/ZDI-26-036/
Data source Exploit-DB
Date added May 29, 2026
Description Langflow 1.3.0 - Remote Code Execution
Ransomware campaign use Unknown
Source publication date May 29, 2026
Exploit type webapps
Platform multiple
Source update date May 29, 2026
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P Found at https://github.com/affix/CVE-2026-0770-PoC
Attack Vector (AV) Attack Complexity (AC) Attack Requirements (AT) Privileges Required (PR) User Interaction (UI) Vulnerable System Impact Confidentiality (VC) Vulnerable System Impact Integrity (VI) Vulnerable System Impact Availability (VA) Subsequent System Impact Confidentiality (SC) Subsequent System Impact Integrity (SI) Subsequent System Impact Availability (SA)

network

adjacent

local

physical

low

high

none

present

none

low

high

none

passive

active

high

low

none

high

low

none

high

low

none

high

low

none

high

low

none

high

low

none
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P Found at https://github.com/langflow-ai/langflow
Attack Vector (AV) Attack Complexity (AC) Attack Requirements (AT) Privileges Required (PR) User Interaction (UI) Vulnerable System Impact Confidentiality (VC) Vulnerable System Impact Integrity (VI) Vulnerable System Impact Availability (VA) Subsequent System Impact Confidentiality (SC) Subsequent System Impact Integrity (SI) Subsequent System Impact Availability (SA)

network

adjacent

local

physical

low

high

none

present

none

low

high

none

passive

active

high

low

none

high

low

none

high

low

none

high

low

none

high

low

none

high

low

none
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P Found at https://nvd.nist.gov/vuln/detail/CVE-2026-0770
Attack Vector (AV) Attack Complexity (AC) Attack Requirements (AT) Privileges Required (PR) User Interaction (UI) Vulnerable System Impact Confidentiality (VC) Vulnerable System Impact Integrity (VI) Vulnerable System Impact Availability (VA) Subsequent System Impact Confidentiality (SC) Subsequent System Impact Integrity (SI) Subsequent System Impact Availability (SA)

network

adjacent

local

physical

low

high

none

present

none

low

high

none

passive

active

high

low

none

high

low

none

high

low

none

high

low

none

high

low

none

high

low

none
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P Found at https://www.zerodayinitiative.com/advisories/ZDI-26-036
Attack Vector (AV) Attack Complexity (AC) Attack Requirements (AT) Privileges Required (PR) User Interaction (UI) Vulnerable System Impact Confidentiality (VC) Vulnerable System Impact Integrity (VI) Vulnerable System Impact Availability (VA) Subsequent System Impact Confidentiality (SC) Subsequent System Impact Integrity (SI) Subsequent System Impact Availability (SA)

network

adjacent

local

physical

low

high

none

present

none

low

high

none

passive

active

high

low

none

high

low

none

high

low

none

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://www.zerodayinitiative.com/advisories/ZDI-26-036/
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: SSVCv2/E:N/A:Y/T:T/P:M/B:A/M:M/D:T/2026-02-24T04:56:28Z/ Found at https://www.zerodayinitiative.com/advisories/ZDI-26-036/
Exploit Prediction Scoring System (EPSS)
Percentile 0.9459
EPSS Score 0.14653
Published At May 30, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-05-30T21:06:06.912637+00:00 GitLab Importer Import https://gitlab.com/gitlab-org/advisories-community/-/blob/main/pypi/langflow/CVE-2026-0770.yml 38.6.0