How severe is CVE-2026-23777?

CVE-2026-23777 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2026-23777 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-23777?

CVE-2026-23777 primarily affects Dell Powerprotect Data Domain. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2026-23777?

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

Does CVE-2026-23777 have an EU (EUVD) identifier?

Yes. CVE-2026-23777 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-23411.

When was CVE-2026-23777 published?

CVE-2026-23777 was published on 2026-04-17 and last updated on 2026-06-17.

CVE-2026-23777

CVE-2026-23777 is a medium-severity vulnerability in Dell Powerprotect Data Domain with a CVSS 3.x base score of 4.3. 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-200.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
EPSS exploit prediction: 0% (22nd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-23411
Weakness: CWE-200
Affected product: Dell Powerprotect Data Domain
Published: 2026-04-17
Last modified: 2026-06-17

Description

Dell PowerProtect Data Domain with Data Domain Operating System (DD OS) of Feature Release versions 7.7.1.0 through 8.5, LTS2025 release version 8.3.1.0 through 8.3.1.20, LTS2024 release versions 7.13.1.0 through 7.13.1.50, contain an exposure of sensitive information to an unauthorized actor vulnerability. A low privileged attacker with remote access could potentially exploit this vulnerability, leading to information exposure.

Frequently asked questions

What is CVE-2026-23777?: Dell PowerProtect Data Domain with Data Domain Operating System (DD OS) of Feature Release versions 7.7.1.0 through 8.5, LTS2025 release version 8.3.1.0 through 8.3.1.20, LTS2024 release versions 7.13.1.0 through 7.13.1.50, contain an exposure of sensitive information to an unauthorized actor vulnerability. A low privileged attacker with remote access could potentially exploit this vulnerability, leading to information exposure.
How severe is CVE-2026-23777?: CVE-2026-23777 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2026-23777 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-23777?: CVE-2026-23777 primarily affects Dell Powerprotect Data Domain. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2026-23777?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-23777 have an EU (EUVD) identifier?: Yes. CVE-2026-23777 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-23411.
When was CVE-2026-23777 published?: CVE-2026-23777 was published on 2026-04-17 and last updated on 2026-06-17.

References

https://www.dell.com/support/kbdoc/en-us/000450699/dsa-2026-060-security-update-for-dell-powerprotect-data-domain-multiple-vulnerabilities

Affected products (2)

cpe:2.3:a:dell:powerprotect_data_domain:*:*:*:*:lts:*:*:*
cpe:2.3:o:dell:data_domain_operating_system:*:*:*:*:*:*:*:*

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