OpenText Directory Services up to 26.1 deserialization

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.6$0-$5k0.00

Summaryinfo

A vulnerability was found in OpenText Directory Services up to 26.1 and classified as critical. This affects an unknown part. Executing a manipulation can lead to deserialization. This vulnerability is handled as CVE-2025-15579. The attack can be executed remotely. There is not any exploit available.

Detailsinfo

A vulnerability classified as critical was found in OpenText Directory Services up to 26.1. This vulnerability affects an unknown code. The manipulation with an unknown input leads to a deserialization vulnerability. The CWE definition for the vulnerability is CWE-502. The product deserializes untrusted data without sufficiently verifying that the resulting data will be valid. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

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.

The weakness was released by Dylan Pindur, Adam Kues and Tomais Williamson as KB0859600. The advisory is available at support.opentext.com. This vulnerability was named CVE-2025-15579 since 02/17/2026. The exploitation appears to be difficult. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 02/28/2026).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 5.6
VulDB Meta Temp Score: 5.6

VulDB Base Score: 5.6
VulDB Temp Score: 5.6
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Deserialization
CWE: CWE-502 / CWE-20
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

02/17/2026 CVE reserved
02/18/2026 +1 days Advisory disclosed
02/18/2026 +0 days VulDB entry created
02/28/2026 +10 days VulDB entry last update

Sourcesinfo

Advisory: KB0859600
Researcher: Dylan Pindur, Adam Kues, Tomais Williamson
Status: Confirmed

CVE: CVE-2025-15579 (🔒)
GCVE (CVE): GCVE-0-2025-15579
GCVE (VulDB): GCVE-100-346546

Entryinfo

Created: 02/18/2026 17:03
Updated: 02/28/2026 02:29
Changes: 02/18/2026 17:03 (71), 02/28/2026 02:29 (3)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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