CVE-2026-113705 (GCVE-0-2026-113705)

Vulnerability from cvelistv5 – Published: 2026-10-20 22:45 – Updated: 2026-10-20 22:45 X_Open Source
VLAI
Title
a2aproject a2a-rs error.rs information exposure
Summary
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.
Severity
6.9 (Medium)
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
5.3 (Medium)
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
5.3 (Medium)
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
CWE
  • CWE-209 - Information Exposure Through Error Message
  • CWE-200 - Information Disclosure
Assigner
VulDB CNA under the mitre root
CNA scorecard B 82/100 over 3970 records in the last 180 days details
References
Impacted products
Vendor Product Version CPE status
a2aproject a2a-rs Affected: 0.4.0
Affected: 0.4.1
Affected: 0.4.2
Affected: 0.4.3
    cpe:2.3:a:a2aproject:a2a-rs:*:*:*:*:*:*:*:*
Create a notification for this product.
Credits
colorfullbz (VulDB User)
Show details on NVD website
To clipboard 

{
  "containers": {
    "cna": {
      "affected": [
        {
          "cpes": [
            "cpe:2.3:a:a2aproject:a2a-rs:*:*:*:*:*:*:*:*"
          ],
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          "vendor": "a2aproject",
          "versions": [
            {
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              "version": "0.4.0"
            },
            {
              "status": "affected",
              "version": "0.4.1"
            },
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              "version": "0.4.2"
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            }
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      "credits": [
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          "type": "reporter",
          "value": "colorfullbz (VulDB User)"
        }
      ],
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          "value": "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": [
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            "baseSeverity": "MEDIUM",
            "vectorString": "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",
            "version": "4.0"
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      "references": [
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          "name": "VDB-422867 | a2aproject a2a-rs error.rs information exposure",
          "tags": [
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          "tags": [
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          "url": "https://vuldb.com/vuln/422867/cti"
        },
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          "name": "CVE-2026-113705 | CVE Analysis and Report",
          "tags": [
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          "url": "https://vuldb.com/cve/CVE-2026-113705"
        },
        {
          "name": "Submit #1014888 | a2aproject a2a-rs a2a-server-lf \u2264 0.4.3 CWE-209",
          "tags": [
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          "url": "https://vuldb.com/submit/1014888"
        },
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          "url": "https://github.com/a2aproject/a2a-rs/pull/127"
        },
        {
          "tags": [
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          "url": "https://github.com/a2aproject/a2a-rs/commit/713b943af94ab2d521d483b841618b97a2e78a4d"
        },
        {
          "tags": [
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          "url": "https://github.com/a2aproject/a2a-rs/"
        }
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      "tags": [
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          "time": "2026-10-20T00:00:00.000Z",
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          "time": "2026-10-20T02:00:00.000Z",
          "value": "VulDB entry created"
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          "lang": "en",
          "time": "2026-10-20T18:02:44.000Z",
          "value": "VulDB entry last update"
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      ],
      "title": "a2aproject a2a-rs error.rs information exposure",
      "x_generator": [
        "VulDB PVTS v202610"
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
    "assignerShortName": "VulDB",
    "cveId": "CVE-2026-113705",
    "datePublished": "2026-10-20T22:45:09.343Z",
    "dateReserved": "2026-10-20T15:57:15.561Z",
    "dateUpdated": "2026-10-20T22:45:09.343Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
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      "date": "2026-10-21",
      "epss": "0.00332",
      "percentile": "0.25057"
    },
    "nvd": {
      "cve": {
        "affected": [
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                  "cpe:2.3:a:a2aproject:a2a-rs:*:*:*:*:*:*:*:*"
                ],
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                "vendor": "a2aproject",
                "versions": [
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                    "version": "0.4.0"
                  },
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                    "version": "0.4.1"
                  },
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            "source": "cna@vuldb.com"
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        "cveTags": [],
        "descriptions": [
          {
            "lang": "en",
            "value": "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."
          }
        ],
        "id": "CVE-2026-113705",
        "lastModified": "2026-10-21T14:26:26.470",
        "metrics": {
          "cvssMetricV2": [
            {
              "acInsufInfo": false,
              "baseSeverity": "MEDIUM",
              "cvssData": {
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                "accessVector": "NETWORK",
                "authentication": "NONE",
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                "integrityImpact": "NONE",
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          "cvssMetricV40": [
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                "Recovery": "NOT_DEFINED",
                "Safety": "NOT_DEFINED",
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                "exploitMaturity": "NOT_DEFINED",
                "integrityRequirement": "NOT_DEFINED",
                "modifiedAttackComplexity": "NOT_DEFINED",
                "modifiedAttackRequirements": "NOT_DEFINED",
                "modifiedAttackVector": "NOT_DEFINED",
                "modifiedPrivilegesRequired": "NOT_DEFINED",
                "modifiedSubAvailabilityImpact": "NOT_DEFINED",
                "modifiedSubConfidentialityImpact": "NOT_DEFINED",
                "modifiedSubIntegrityImpact": "NOT_DEFINED",
                "modifiedUserInteraction": "NOT_DEFINED",
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                "modifiedVulnConfidentialityImpact": "NOT_DEFINED",
                "modifiedVulnIntegrityImpact": "NOT_DEFINED",
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                "providerUrgency": "NOT_DEFINED",
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                "valueDensity": "NOT_DEFINED",
                "vectorString": "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/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",
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  }
}



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