CVE-2026-113706

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Source
https://cve.org/CVERecord?id=CVE-2026-113706
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-113706.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-113706
Published
2026-10-20T23:15:22Z
Modified
2026-10-21T10:45:51Z
Severity
  • 5.1 (Medium) CVSS_V4 - CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X CVSS Calculator
Summary
a2aproject a2a-rs inmemory.rs information disclosure
Details

A vulnerability was identified in a2aproject a2a-rs up to 0.4.3. Impacted is an unknown function of the file a2a-server/src/task_store/inmemory.rs. The manipulation of the argument historyLength leads to information disclosure. The attack is possible to be carried out remotely. The identifier of the patch is 68f1b7e772ae5d6c9e581ac9b48bcddd10fe70eb. To fix this issue, it is recommended to deploy a patch.

Database specific 
{
    "cna_assigner":  "VulDB",
    "cwe_ids":  [
        "CWE-200",
        "CWE-284"
    ],
    "osv_generated_from":  "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/113xxx/CVE-2026-113706.json",
    "unresolved_ranges":  [
        {
            "extracted_events":  [
                {
                    "range":  [
                        {
                            "introduced":  "0.4.0"
                        },
                        {
                            "last_affected":  "0.4.0"
                        },
                        {
                            "introduced":  "0.4.1"
                        },
                        {
                            "last_affected":  "0.4.1"
                        },
                        {
                            "introduced":  "0.4.2"
                        },
                        {
                            "last_affected":  "0.4.2"
                        },
                        {
                            "introduced":  "0.4.3"
                        },
                        {
                            "last_affected":  "0.4.3"
                        }
                    ],
                    "source":  "AFFECTED_FIELD",
                    "strategy":  "StandaloneSingleVersion"
                }
            ]
        },
        {
            "extracted_events":  [
                {
                    "range":  [
                        {
                            "introduced":  "2a-rs"
                        },
                        {
                            "last_affected":  "0.4.3"
                        }
                    ],
                    "source":  "DESCRIPTION"
                }
            ]
        }
    ]
}
References

Affected packages

Git / github.com/a2aproject/a2a-rs

Affected ranges

Type
GIT
Repo
https://github.com/a2aproject/a2a-rs
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
68f1b7e772ae5d6c9e581ac9b48bcddd10fe70eb
Database specific
Show details 
{
    "extracted_events":  [
        {
            "range":  [
                {
                    "fixed":  "68f1b7e772ae5d6c9e581ac9b48bcddd10fe70eb"
                }
            ],
            "source":  "REFERENCES_COMMIT"
        }
    ]
}

Affected versions

a2a-cli-v0.*
a2a-cli-v0.1.0
a2a-cli-v0.1.1
a2a-cli-v0.1.10
a2a-cli-v0.1.11
a2a-cli-v0.1.2
a2a-cli-v0.1.3
a2a-cli-v0.1.4
a2a-cli-v0.1.5
a2a-cli-v0.1.6
a2a-cli-v0.1.7
a2a-cli-v0.1.8
a2a-cli-v0.1.9
a2a-client-lf-v0.*
a2a-client-lf-v0.1.13
a2a-client-lf-v0.1.14
a2a-client-lf-v0.1.15
a2a-client-lf-v0.1.16
a2a-client-lf-v0.1.17
a2a-client-lf-v0.2.0
a2a-client-lf-v0.2.1
a2a-client-lf-v0.2.2
a2a-client-lf-v0.2.3
a2a-grpc-v0.*
a2a-grpc-v0.1.11
a2a-grpc-v0.2.0
a2a-grpc-v0.2.1
a2a-grpc-v0.2.2
a2a-grpc-v0.2.3
a2a-grpc-v0.3.0
a2a-grpc-v0.3.1
a2a-grpc-v0.3.2
a2a-grpc-v0.3.3
a2a-grpc-v0.3.4
a2a-grpc-v0.3.5
a2a-lf-v0.*
a2a-lf-v0.2.4
a2a-lf-v0.3.0
a2a-pb-v0.*
a2a-pb-v0.1.6
a2a-pb-v0.1.7
a2a-pb-v0.1.8
a2a-pb-v0.2.0
a2a-server-lf-v0.*
a2a-server-lf-v0.2.6
a2a-server-lf-v0.2.7
a2a-server-lf-v0.3.0
a2a-server-lf-v0.3.1
a2a-server-lf-v0.4.0
a2a-server-lf-v0.4.1
a2a-server-lf-v0.4.2
a2a-server-lf-v0.4.3
a2a-slimrpc-v0.*
a2a-slimrpc-v0.1.10
a2a-slimrpc-v0.1.11
a2a-slimrpc-v0.1.12
a2a-slimrpc-v0.1.13
a2a-slimrpc-v0.1.8
a2a-slimrpc-v0.1.9
a2a-slimrpc-v0.2.0
a2a-slimrpc-v0.2.1
a2a-slimrpc-v0.2.2
a2a-slimrpc-v0.2.3
a2a-slimrpc-v0.2.4
a2a-slimrpc-v0.2.5
a2a-slimrpc-v0.2.6
a2a-slimrpc-v0.2.7
agntcy-a2a-client-v0.*
agntcy-a2a-client-v0.1.11
agntcy-a2a-client-v0.1.12
agntcy-a2a-client-v0.1.13
agntcy-a2a-grpc-v0.*
agntcy-a2a-grpc-v0.1.10
agntcy-a2a-grpc-v0.1.11
agntcy-a2a-grpc-v0.1.9
agntcy-a2a-server-v0.*
agntcy-a2a-server-v0.2.5
agntcy-a2a-server-v0.2.6
agntcy-a2a-slimrpc-v0.*
agntcy-a2a-slimrpc-v0.1.6
agntcy-a2a-slimrpc-v0.1.7
agntcy-a2a-slimrpc-v0.1.8
Other
nightly-metrics

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-113706.json"