Medium severity · published Oct 20, 2026
CVE-2026-113705
a2aproject a2a-rs error.rs information exposure
5.3
CVSS
0.3%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 26% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
A2
a2a-rs · a2aproject
0.4.0; 0.4.1; 0.4.2; 0.4.3 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-113705
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-113705
github.com
https://github.com/a2aproject/a2a-rs/
github.com
https://github.com/a2aproject/a2a-rs/commit/713b943af94ab2d521d483b841618b97a2e78a4d
github.com
https://github.com/a2aproject/a2a-rs/pull/127
vuldb.com
https://vuldb.com/cve/CVE-2026-113705
vuldb.com
https://vuldb.com/submit/1014888
vuldb.com
https://vuldb.com/vuln/422867
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