How severe is CVE-2025-3485?

CVE-2025-3485 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2025-3485 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-3485?

CVE-2025-3485 affects Alltena Allegra. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-3485?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2025-3485 have an EU (EUVD) identifier?

Yes. CVE-2025-3485 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-17354.

When was CVE-2025-3485 published?

CVE-2025-3485 was published on 2025-06-06 and last updated on 2026-06-17.

CVE-2025-3485

CVE-2025-3485 is a high-severity vulnerability in Alltena Allegra with a CVSS 3.x base score of 8.8. 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-22.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 2% (76th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-17354
Weakness: CWE-22
Affected product: Alltena Allegra
Published: 2025-06-06
Last modified: 2026-06-17

Description

Allegra extractFileFromZip Directory Traversal Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Allegra. Authentication is required to exploit this vulnerability. The specific flaw exists within the implementation of the extractFileFromZip method. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-26524.

Frequently asked questions

What is CVE-2025-3485?: Allegra extractFileFromZip Directory Traversal Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Allegra. Authentication is required to exploit this vulnerability. The specific flaw exists within the implementation of the extractFileFromZip method. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-26524.
How severe is CVE-2025-3485?: CVE-2025-3485 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2025-3485 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-3485?: CVE-2025-3485 affects Alltena Allegra. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-3485?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2025-3485 have an EU (EUVD) identifier?: Yes. CVE-2025-3485 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-17354.
When was CVE-2025-3485 published?: CVE-2025-3485 was published on 2025-06-06 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:alltena:allegra:*:*:*:*:*:*:*:*

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