CVE-2026-1658
CVE-2026-1658 is a medium-severity vulnerability in Opentext Directory Services with a CVSS 3.x base score of 5.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-451.
Key facts
- Severity: Medium (CVSS 3.x base score 5.3)
- CVSS v4: 5.3
- EPSS exploit prediction: 0% (15th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2026-8005
- Weakness: CWE-451
- Affected product: Opentext Directory Services
- Published:
- Last modified:
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.
Frequently asked questions
- What is CVE-2026-1658?
- 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.
- How severe is CVE-2026-1658?
- CVE-2026-1658 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.
- Is CVE-2026-1658 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (15th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2026-1658?
- CVE-2026-1658 affects Opentext Directory Services. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2026-1658?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2026-1658 have an EU (EUVD) identifier?
- Yes. CVE-2026-1658 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-8005.
- When was CVE-2026-1658 published?
- CVE-2026-1658 was published on 2026-02-19 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:opentext:directory_services:*:*:*:*:*:*:*:*
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