How severe is CVE-2025-53505?

CVE-2025-53505 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 low, integrity none, and availability none.

Is CVE-2025-53505 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-53505?

CVE-2025-53505 affects Group-office Group Office. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-53505?

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

Does CVE-2025-53505 have an EU (EUVD) identifier?

Yes. CVE-2025-53505 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-25453.

When was CVE-2025-53505 published?

CVE-2025-53505 was published on 2025-08-21 and last updated on 2026-06-17.

CVE-2025-53505

CVE-2025-53505 is a medium-severity vulnerability in Group-office Group Office 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-22.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
CVSS v4: 5.3
EPSS exploit prediction: 0% (23rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-25453
Weakness: CWE-22
Affected product: Group-office Group Office
Published: 2025-08-21
Last modified: 2026-06-17

Description

Group-Office versions prior to 6.8.119 and prior to 25.0.20 provided by Intermesh BV contain a path traversal vulnerability. If this vulnerability is exploited, information on the server hosting the product may be exposed.

Frequently asked questions

What is CVE-2025-53505?: Group-Office versions prior to 6.8.119 and prior to 25.0.20 provided by Intermesh BV contain a path traversal vulnerability. If this vulnerability is exploited, information on the server hosting the product may be exposed.
How severe is CVE-2025-53505?: CVE-2025-53505 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 low, integrity none, and availability none.
Is CVE-2025-53505 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-53505?: CVE-2025-53505 affects Group-office Group Office. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-53505?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-53505 have an EU (EUVD) identifier?: Yes. CVE-2025-53505 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-25453.
When was CVE-2025-53505 published?: CVE-2025-53505 was published on 2025-08-21 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:group-office:group_office:*:*:*:*:*:*:*:*

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