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CVE-2025-6167

26
FAUCET Score

CVE-2025-6167 is a critical path traversal vulnerability (CWE-22) affecting themanojdesai python-a2a up to version 0.5.5, specifically within the create_workflow function of the api.py file. With a CVSS score of 9.8, this vulnerability is easily exploitable over the network with low attack complexity, allowing for high impact to confidentiality, integrity, and availability. While no active exploitation or public exploit code (Metasploit, Nuclei, ExploitDB) has been identified, and community discussion is minimal, upgrading to version 0.5.6 is strongly recommended to mitigate this severe risk.

Impacted Technologies

VendorProductVersion(s)CPE
<= 0.5.5CPE matchmatch criteria
cpe:2.3:a:themanojdesai:python_a2a:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 4.0

5.1MEDIUM

CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/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

Attack Vector
ADJACENT
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
NONE
VS Confidentiality
LOW
VS Integrity
LOW
VS Availability
LOW
SS Confidentiality
NONE
SS Integrity
NONE
SS Availability
NONE
Exploit Maturity
NOT_DEFINED
CvssVersion
4.0

Exploit Intelligence

EPSS Score
0.72%
Probability of exploitation in next 30 days
EPSS Percentile
50.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0072 is in the 33rd percentile among its peer group of 36,862 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

pippatch availablevia ghsa
Product: python-a2aFixed in: 0.5.6

Vendor Advisories (1)

pipGHSA-rp38-pj7h-r8q2medium

python-a2a has a path traversal in the create_workflow function

Jun 17, 2025

References

github.com / themanojdesai/python-a2a/issues/40
ExploitIssue Tracking
github.com / themanojdesai/python-a2a/issues/40
ExploitIssue Tracking
github.com / themanojdesai/python-a2a/releases/tag/v0.5.6
Release Notes
vuldb.com
Permissions RequiredVDB Entry
vuldb.com
Third Party AdvisoryVDB Entry
vuldb.com
Third Party AdvisoryVDB Entry