Vulnerability-Lookup

CVE-2025-15579 (GCVE-0-2025-15579)

Vulnerability from cvelistv5 – Published: 2026-02-18 14:57 – Updated: 2026-02-27 21:46

Title

An Insecure Deserialization vulnerability has been discovered in OpenText™ Directory Services.

Summary

Deserialization of Untrusted Data vulnerability in OpenText™ Directory Services allows Object Injection. The vulnerability could lead to remote code execution, denial of service, or privilege escalation. This issue affects Directory Services: before 24.4.16, from 25.1 before 25.1.9, from 25.2 before 25.2.9, from 25.3 before 25.3.8, from 25.4 before 25.4.5, from 26.1 before 26.1.2.

Severity

9.5 (Critical)


                        
                          CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/S:P/AU:Y/R:U/V:C/RE:M/U:Red

SSVC

Exploitation: none Automatable: no Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-02-18 18:19 UTC

CWE

CWE-502 - Deserialization of Untrusted Data

Assigner

OpenText mitre root

References

1 reference

URL	Tags
https://support.opentext.com/csm?id=ot_kb_unauthe…

Impacted products

1 product

Vendor	Product	Version	CPE status
OpenText™	Directory Services	Affected: 0 , < 24.4.16 (custom) Affected: 25.1 , < 25.1.9 (custom) Affected: 25.2 , < 25.2.9 (custom) Affected: 25.3 , < 25.3.8 (custom) Affected: 25.4 , < 25.4.5 (custom) Affected: 26.1 , < 26.1.2 (custom)	guessed

Credits

Dylan Pindur - Assetnote Adam Kues - Assetnote Tomais Williamson - Assetnote

Show details on NVD website

JSON

To clipboard

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FKIE_CVE-2025-15579

Vulnerability from fkie_nvd - Published: 2026-02-18 16:22 - Updated: 2026-06-17 08:38

Severity

9.5 (Critical) - CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/S:P/AU:Y/R:U/V:C/RE:M/U:Red

Summary

References

	URL	Tags
	security@opentext.com	https://support.opentext.com/csm?id=ot_kb_unauthenticated&sysparm_article=KB0859600&sys_kb_id=f82c01214707b6144549b6bd416d43b7&spa=1

Impacted products

	Vendor	Product	Version

JSON

To clipboard

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  "id": "CVE-2025-15579",
  "lastModified": "2026-06-17T08:38:04.237",
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        "cvssData": {
          "Automatable": "YES",
          "Recovery": "USER",
          "Safety": "PRESENT",
          "attackComplexity": "HIGH",
          "attackRequirements": "NONE",
          "attackVector": "NETWORK",
          "availabilityRequirement": "NOT_DEFINED",
          "baseScore": 9.5,
          "baseSeverity": "CRITICAL",
          "confidentialityRequirement": "NOT_DEFINED",
          "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",
          "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
          "modifiedVulnConfidentialityImpact": "NOT_DEFINED",
          "modifiedVulnIntegrityImpact": "NOT_DEFINED",
          "privilegesRequired": "NONE",
          "providerUrgency": "RED",
          "subAvailabilityImpact": "HIGH",
          "subConfidentialityImpact": "HIGH",
          "subIntegrityImpact": "HIGH",
          "userInteraction": "NONE",
          "valueDensity": "CONCENTRATED",
          "vectorString": "CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/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:P/AU:Y/R:U/V:C/RE:M/U:Red",
          "version": "4.0",
          "vulnAvailabilityImpact": "HIGH",
          "vulnConfidentialityImpact": "HIGH",
          "vulnIntegrityImpact": "HIGH",
          "vulnerabilityResponseEffort": "MODERATE"
        },
        "source": "security@opentext.com",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2025-15579",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2026-02-18T18:19:55.256380Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2026-02-18T16:22:28.290",
  "references": [
    {
      "source": "security@opentext.com",
      "url": "https://support.opentext.com/csm?id=ot_kb_unauthenticated\u0026sysparm_article=KB0859600\u0026sys_kb_id=f82c01214707b6144549b6bd416d43b7\u0026spa=1"
    }
  ],
  "sourceIdentifier": "security@opentext.com",
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-502"
        }
      ],
      "source": "security@opentext.com",
      "type": "Secondary"
    }
  ]
}

GHSA-5QQ8-6GV4-WMCC

Vulnerability from github – Published: 2026-02-18 18:30 – Updated: 2026-02-28 00:31

Details

This issue affects Directory Services: from 10.5 through 26.1.

Severity

9.5 (Critical)


                  
                    CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/S:P/AU:Y/R:U/V:C/RE:M/U:Red

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2025-15579"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-502"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-02-18T16:22:28Z",
    "severity": "CRITICAL"
  },
  "details": "Deserialization of Untrusted Data vulnerability in OpenText\u2122 Directory Services allows Object Injection. The vulnerability could lead to remote code execution, denial of service, or\nprivilege escalation.\n\nThis issue affects Directory Services: from 10.5 through 26.1.",
  "id": "GHSA-5qq8-6gv4-wmcc",
  "modified": "2026-02-28T00:31:00Z",
  "published": "2026-02-18T18:30:39Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-15579"
    },
    {
      "type": "WEB",
      "url": "https://support.opentext.com/csm?id=ot_kb_unauthenticated\u0026sysparm_article=KB0859600\u0026sys_kb_id=f82c01214707b6144549b6bd416d43b7\u0026spa=1"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/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:P/AU:Y/R:U/V:C/RE:M/U:Red",
      "type": "CVSS_V4"
    }
  ]
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

Action not permitted

CVE-2025-15579 (GCVE-0-2025-15579)

FKIE_CVE-2025-15579

GHSA-5QQ8-6GV4-WMCC

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Sightings

Nomenclature

Related by attack behaviour