How severe is CVE-2026-53480?

CVE-2026-53480 has a CVSS 3.x base score of 2.7, rated low severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2026-53480 being actively exploited?

It is not currently listed in CISA's Known Exploited Vulnerabilities catalog, and no EPSS exploit-prediction score is available yet.

What products are affected by CVE-2026-53480?

CVE-2026-53480 affects Dell Data Domain Operating System. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-53480?

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

When was CVE-2026-53480 published?

CVE-2026-53480 was published on 2026-07-08.

CVE-2026-53480

CVE-2026-53480 is a low-severity vulnerability in Dell Data Domain Operating System with a CVSS 3.x base score of 2.7. The underlying weakness is classified as CWE-22.

Key facts

Severity: Low (CVSS 3.x base score 2.7)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-22
Affected product: Dell Data Domain Operating System
Published: 2026-07-08
Last modified: 2026-07-08

Description

Dell PowerProtect Data Domain, versions 7.7.1.0 through 8.7, LTS2026 release version 8.6.1.0 through 8.6.1.10, LTS2025 release version 8.3.1.0 through 8.3.1.30, LTS2024 release versions 7.13.1.0 through 7.13.1.70 contain an improper limitation of a pathname to a restricted directory ('path traversal') vulnerability. A high privileged attacker with remote access could potentially exploit this vulnerability, leading to unauthorized file modification.

Frequently asked questions

What is CVE-2026-53480?: Dell PowerProtect Data Domain, versions 7.7.1.0 through 8.7, LTS2026 release version 8.6.1.0 through 8.6.1.10, LTS2025 release version 8.3.1.0 through 8.3.1.30, LTS2024 release versions 7.13.1.0 through 7.13.1.70 contain an improper limitation of a pathname to a restricted directory ('path traversal') vulnerability. A high privileged attacker with remote access could potentially exploit this vulnerability, leading to unauthorized file modification.
How severe is CVE-2026-53480?: CVE-2026-53480 has a CVSS 3.x base score of 2.7, rated low severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2026-53480 being actively exploited?: It is not currently listed in CISA's Known Exploited Vulnerabilities catalog, and no EPSS exploit-prediction score is available yet.
What products are affected by CVE-2026-53480?: CVE-2026-53480 affects Dell Data Domain Operating System. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-53480?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2026-53480 published?: CVE-2026-53480 was published on 2026-07-08.

References

https://www.dell.com/support/kbdoc/en-us/000481268/dsa-2026-278-security-update-for-dell-powerprotect-data-domain-multiple-vulnerabilities?msockid=3021cac2195069ed3194ddad186a68f9

Affected products (1)

cpe:2.3:o:dell:data_domain_operating_system:*:*:*:*:*:*:*:*

More vulnerabilities in Dell Data Domain Operating System

CVE-2026-53483 — Critical (CVSS 9.8): Dell PowerProtect Data Domain, versions 7.7.1.0 through 8.7, LTS2026 release version 8.6.1.0 through 8.6.1.10, LTS2025…
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Other CWE-22 (Path Traversal) vulnerabilities

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CVE-2026-11429 — Critical (CVSS 10.0): Two endpoints in the Vault Service ScriptsController, shared by Altium Enterprise Server and Altium 365, accept file…
CVE-2026-34909 — Critical (CVSS 10.0): A malicious actor with access to the network could exploit a Path Traversal vulnerability found in UniFi OS devices to…
CVE-2026-7411 — Critical (CVSS 10.0): In Eclipse BaSyx Java Server SDK versions prior to 2.0.0-milestone-10, inadequate path normalization in the Submodel…
CVE-2026-36767 — Critical (CVSS 10.0): A path traversal vulnerability in the /content/images/add endpoint of shopizer v3.2.5 allows attackers write arbitrary…

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