How severe is CVE-2023-28010?

CVE-2023-28010 has a CVSS 3.x base score of 4.0, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2023-28010 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (25th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-28010?

CVE-2023-28010 primarily affects Hcltech Domino. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-28010?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2023-28010 published?

CVE-2023-28010 was published on 2023-09-08 and last updated on 2026-06-17.

CVE-2023-28010

CVE-2023-28010 is a medium-severity vulnerability in Hcltech Domino with a CVSS 3.x base score of 4.0. 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-200.

Key facts

Severity: Medium (CVSS 3.x base score 4.0)
EPSS exploit prediction: 0% (25th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-200
Affected product: Hcltech Domino
Published: 2023-09-08
Last modified: 2026-06-17

Description

In some configuration scenarios, the Domino server host name can be exposed. This information could be used to target future attacks.

Frequently asked questions

What is CVE-2023-28010?: In some configuration scenarios, the Domino server host name can be exposed. This information could be used to target future attacks.
How severe is CVE-2023-28010?: CVE-2023-28010 has a CVSS 3.x base score of 4.0, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2023-28010 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (25th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-28010?: CVE-2023-28010 primarily affects Hcltech Domino. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-28010?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-28010 published?: CVE-2023-28010 was published on 2023-09-08 and last updated on 2026-06-17.

References

https://support.hcltechsw.com/csm?id=kb_article&sysparm_article=KB0107388

Affected products (2)

cpe:2.3:a:hcltech:domino:12.0.2:-:*:*:*:*:*:*
cpe:2.3:a:hcltech:domino:12.0.2:fixpack_1:*:*:*:*:*:*

More vulnerabilities in Hcltech Domino

CVE-2022-44754 — Critical (CVSS 9.8): HCL Domino is susceptible to a stack based buffer overflow vulnerability in lasr.dll in Micro Focus KeyView. This…
CVE-2022-44752 — Critical (CVSS 9.8): HCL Domino is susceptible to a stack based buffer overflow vulnerability in wp6sr.dll in Micro Focus KeyView. This…
CVE-2022-44750 — Critical (CVSS 9.8): HCL Domino is susceptible to a stack based buffer overflow vulnerability in lasr.dll in Micro Focus KeyView. This…
CVE-2020-14244 — Critical (CVSS 9.8): A vulnerability in the MIME message handling of the Domino server (versions 9 and 10) could potentially be exploited by…
CVE-2020-14260 — Critical (CVSS 9.8): HCL Domino is susceptible to a Buffer Overflow vulnerability in DXL due to improper validation of user input. A…
CVE-2020-4107 — High (CVSS 8.8): HCL Domino is affected by an Insufficient Access Control vulnerability. An authenticated attacker with local access to…

All CVEs affecting Hcltech Domino →

Other CWE-200 (Exposure of Sensitive Information to an Unauthorized Actor) vulnerabilities

CVE-2026-27604 — Critical (CVSS 10.0): FOSSBilling is a free, open-source billing and client management system. Starting in version 0.5.4 and prior to version…
CVE-2026-40965 — Critical (CVSS 10.0): Cloud Foundry UAA versions v76.12.0 through v78.12.0 are vulnerable to a private key exposure. The server contains a…
CVE-2026-42826 — Critical (CVSS 10.0): Exposure of sensitive information to an unauthorized actor in Azure DevOps allows an unauthorized attacker to disclose…
CVE-2025-29270 — Critical (CVSS 10.0): Incorrect access control in the realtime.cgi endpoint of Deep Sea Electronics devices DSE855 v1.1.0 to v1.1.26 allows…
CVE-2025-61481 — Critical (CVSS 10.0): An issue in MikroTik RouterOS v.7.14.2 and SwOS v.2.18 exposes the WebFig management interface over cleartext HTTP by…
CVE-2025-53624 — Critical (CVSS 10.0): The Docusaurus gists plugin adds a page to your Docusaurus instance, displaying all public gists of a GitHub user.…

Browse all CWE-200 (Exposure of Sensitive Information to an Unauthorized Actor) vulnerabilities →