CVE-2026-113705

a2aproject a2a-rs error.rs information exposure

Assigner: VulDB
Reserved: 20.10.2026 Published: 20.10.2026 Updated: 20.10.2026

A vulnerability was determined in a2aproject a2a-rs up to 0.4.3. This issue affects some unknown processing of the file a2a-server/src/error.rs. Executing a manipulation can lead to information exposure through error message. The attack can be executed remotely. This patch is called 713b943af94ab2d521d483b841618b97a2e78a4d. A patch should be applied to remediate this issue.

Metrics

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X
CVSS Score: 6.9

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	Low	Confidentiality	None
Attack Complexity	Low	Integrity	None	Integrity	None
Attack Requirements	None	Availability	None	Availability	None
Privileges Required	None
User Interaction	None

CVSS 4.0

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:X/RL:O/RC:C
CVSS Score: 5.3

Attack Vector	Network	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	Low
Privileges Required	None	Integrity Impact	None
User Interaction	None	Availability Impact	None

CVSS 3.1

CVSS Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:X/RL:O/RC:C
CVSS Score: 5.3

Attack Vector	Network	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	Low
Privileges Required	None	Integrity Impact	None
User Interaction	None	Availability Impact	None

CVSS 3.0

CVSS Vector: AV:N/AC:L/Au:N/C:P/I:N/A:N/E:ND/RL:OF/RC:C
CVSS Score: 5

Access Vector	Network	Confidentiality Impact	Partial
Access Complexity	Low	Integrity Impact	None
Authentication	None	Availability Impact	None

CVSS 2.0

Product Status

Vendor	a2aproject
Product	a2a-rs
Versions	Version 0.4.0 is affected Version 0.4.1 is affected Version 0.4.2 is affected Version 0.4.3 is affected

Vendor

a2aproject

Product

a2a-rs

Versions

Version 0.4.0 is affected
Version 0.4.1 is affected
Version 0.4.2 is affected
Version 0.4.3 is affected

Credits

colorfullbz (VulDB User) reporter

References

Problem Types