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CVE-2026-1658VulnerabilityPublished Updated

CVE-2026-1658: OpenText™ Directory Services · User Interface (UI) Misrepresentation of Critical Information

Affects OpenText™ Directory ServicesSource CVE Database V5

0

Not known to be exploited · CVSS 5.3 Medium.

Data as of 25 Oct 2026, 19:02 UTC

CVSS 4.0 base score
5.3Medium
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.2% chance of exploitation in 30 days – higher than 19% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/S:N/AU:N/R:A/V:D/RE:L/U:Clear

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 19 Feb 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-25.

What to do

Affected software

ProductAffectedFixed in
OpenText™Directory ServicesAffected
  • >=20.4.1 <=25.2
Fixed in–

AI-suggested

To mitigate CVE-2026-1658, organizations should: 1) Apply any available patches or updates from OpenText promptly once released, as the vendor has not yet provided patch links. 2) Implement strict input validation and sanitization on all data sources feeding into the Directory Services UI to prevent injection of manipulated content. 3) Employ caching mechanisms that verify data integrity before rendering to users, reducing the risk of cache poisoning. 4) Monitor logs and UI content for anomalies or unexpected changes that could indicate manipulation attempts. 5) Educate users and administrators to recognize suspicious UI behavior or inconsistent information and report incidents immediately. 6) Restrict network access to Directory Services interfaces to trusted users and systems to reduce exposure to remote attackers. 7) Consider deploying web application firewalls (WAFs) or intrusion detection systems (IDS) tuned to detect injection or cache poisoning patterns targeting OpenText Directory Services. 8) Regularly audit and review directory service configurations and access controls to minimize attack surface. These steps go beyond generic advice by focusing on data integrity validation, user awareness, and proactive monitoring specific to UI misrepresentation threats.

Description

User Interface (UI) Misrepresentation of Critical Information vulnerability in OpenText™ Directory Services allows Cache Poisoning.  The vulnerability could be exploited by a bad actor to inject manipulated text into the OpenText application, potentially misleading users. This issue affects Directory Services: from 20.4.1 through 25.2.

References

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