CVE-2026-52521

Status: DeferredHigh (8.1)—

A SQL injection vulnerability in Z-BlogPHP 1.7.5 allows authenticated attackers to execute arbitrary SQL commands via the id parameter in the CommentBat feature.

CVSS

Version: 3.1
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Base score: 8.1

Exploitation probability (EPSS)

Probability of exploitation in the next 30 days: 0.40%
Percentile among all scored CVEs: 32
Score date: 10/3/2026

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.

ExploitationT1210 Exploitation of Remote Serviceslateral movement85 %
Primary impactT1005 Data from Local Systemcollection90 %
Secondary impactT1078 Valid Accountsstealth · persistence · privilege escalation · initial access75 %
Secondary impactT1565.001 Stored Data Manipulationimpact80 %

SQL injection remota en aplicación web (CWE-89) accesible en red. Requiere autenticación previa (PR:L), permitiendo lectura de datos (C:H) e integridad comprometida (I:H). Ataque remoto con privilegios mínimos = T1210.

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 Management Application Developer Guidance Active Directory Configuration Vulnerability Scanning User Training User Account Management

Affected technologies (1)

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

Zblogcn — Z-blogphp^AI

CWEs

CWE-89

References

Raw JSON (NVD)

Show

{
  "id": "CVE-2026-52521",
  "cveTags": [],
  "metrics": {
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      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-52521",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2026-08-05T19:18:29.946637Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 8.1,
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.2,
        "exploitabilityScore": 2.8
      }
    ]
  },
  "affected": [
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      "affectedData": [
        {
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          "versions": [
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  "published": "2026-08-03T21:16:40.503",
  "references": [
    {
      "url": "https://github.com/LING12138-sg/MyCVE-Report",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://github.com/zblogcn/zblogphp",
      "source": "cve@mitre.org"
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  "vulnStatus": "Deferred",
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      "description": [
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      "value": "A SQL injection vulnerability in Z-BlogPHP 1.7.5 allows authenticated attackers to execute arbitrary SQL commands via the id parameter in the CommentBat feature."
    }
  ],
  "lastModified": "2026-09-09T16:04:24.933",
  "sourceIdentifier": "cve@mitre.org"
}