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CVE-2026-62035

Status: DeferredMedium (6.3)—
Severity6.3Medium · CVSS 3.1
Exploitation probability0.25 %higher than 15% of CVEs
Active exploitationNonot in the CISA catalog
Public exploitNot knownno public code found

Subscriber Broken Access Control in AWS S3 for WordPress Plugin – Upcasted <= 3.1.0 versions.

CVSS

Base score
6.3
Version
3.1
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

Exploitation probability (EPSS)

Probability of exploitation in the next 30 days
0.25 %
Percentile among all scored CVEs
15
Score date
10/23/2026

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

ATT&CK techniques

How this vulnerability is exploited and what the attacker gains, in MITRE ATT&CK terms.

AV:N/PR:L indica explotación de servicio remoto con privilegios (T1210). CWE-862 (control de acceso roto) permite acceso no autorizado a recursos (T1078) y lectura de datos sensibles en S3 (T1005).

Inferred by our analysis agent from the official description, CVSS vector and CWE, and checked by a supervisor. May contain errors.

ATT&CK mitigations that cover these techniques

Privileged Account ManagementApplication Developer GuidanceActive Directory ConfigurationVulnerability ScanningUser TrainingUser Account Management

Affected technologies (1)

⚠ AI-inferred from the description — NVD hasn't analyzed this CVE yet, these aren't verified CPEs.

Upcasted — UpcastedAI

CWEs

References

Show 1 references

Raw JSON (NVD)

Show
{
  "id": "CVE-2026-62035",
  "cveTags": [],
  "metrics": {
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          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2026-10-11T12:01:40.348594Z"
        }
      }
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    "cvssMetricV31": [
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        "source": "audit@patchstack.com",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 6.3,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L",
          "integrityImpact": "LOW",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "LOW",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "LOW"
        },
        "impactScore": 3.4,
        "exploitabilityScore": 2.8
      }
    ]
  },
  "affected": [
    {
      "source": "audit@patchstack.com",
      "affectedData": [
        {
          "vendor": "upcasted",
          "product": "AWS S3 for WordPress Plugin – Upcasted",
          "versions": [
            {
              "status": "affected",
              "version": "n/a",
              "versionType": "custom",
              "lessThanOrEqual": "3.1.0"
            }
          ],
          "packageName": "upcasted-s3-offload",
          "collectionURL": "https://wordpress.org/plugins",
          "defaultStatus": "unaffected"
        }
      ]
    }
  ],
  "published": "2026-10-10T20:16:39.737",
  "references": [
    {
      "url": "https://patchstack.com/database/wordpress/plugin/upcasted-s3-offload/vulnerability/wordpress-aws-s3-for-wordpress-plugin-upcasted-plugin-3-1-0-broken-access-control-vulnerability?_s_id=cve",
      "source": "audit@patchstack.com"
    }
  ],
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    }
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  "lastModified": "2026-10-13T13:28:15.717",
  "sourceIdentifier": "audit@patchstack.com"
}