CVE-2026-52490

Status: Awaiting AnalysisCritical (9.8)—

An issue in libtiff 85f2ac8e0b01cb7db2bbecf4a3b891bdbef67938 allows an attacker to execute arbitrary code via the process_command_opts() function in tools/tiffcrop.c

CVSS

Version: 3.1
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Base score: 9.8

Exploitation probability (EPSS)

Probability of exploitation in the next 30 days: 0.51%
Percentile among all scored CVEs: 41
Score date: 10/5/2026

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.

ExploitationT1190 Exploit Public-Facing Applicationinitial access90 %
Primary impactT1059 Command and Scripting Interpreterexecution85 %

Vector CVSS AV:N/PR:N/UI:N indica red sin privilegios; CWE-94 (code injection) en herramienta expuesta (tiffcrop) confirma T1190. El impacto es ejecución de código arbitrario (T1059) según la descripción.

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 Vulnerability Scanning Restrict Web-Based Content Network Segmentation Limit Software Installation Limit Access to Resource Over Network

Affected technologies (1)

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

Libtiff — Libtiff^AI

CWEs

CWE-94

References

Raw JSON (NVD)

Show

{
  "id": "CVE-2026-52490",
  "cveTags": [],
  "metrics": {
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        "ssvcData": {
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          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "poc"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "total"
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          ],
          "version": "2.0.3",
          "timestamp": "2026-08-25T19:41:24.237049Z"
        }
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    "cvssMetricV31": [
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        "type": "Secondary",
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        "cvssData": {
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          "version": "3.1",
          "baseScore": 9.8,
          "attackVector": "NETWORK",
          "baseSeverity": "CRITICAL",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
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        "exploitabilityScore": 3.9
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  "affected": [
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      "affectedData": [
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          "vendor": "n/a",
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          "versions": [
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  "published": "2026-08-24T21:17:19.803",
  "references": [
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      "url": "https://gist.github.com/okyfh/122c2d72e991a78c8af80a3af3be8671",
      "source": "cve@mitre.org"
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    {
      "url": "https://gitlab.com/libtiff/libtiff/-/work_items/846",
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      "value": "An issue in libtiff 85f2ac8e0b01cb7db2bbecf4a3b891bdbef67938 allows an attacker to execute arbitrary code via the process_command_opts() function in tools/tiffcrop.c"
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  ],
  "lastModified": "2026-09-09T16:03:22.897",
  "sourceIdentifier": "cve@mitre.org"
}