How severe is CVE-2025-69621?

CVE-2025-69621 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2025-69621 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-69621?

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-2025-69621 have an EU (EUVD) identifier?

Yes. CVE-2025-69621 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-206821.

When was CVE-2025-69621 published?

CVE-2025-69621 was published on 2026-02-04 and last updated on 2026-07-05.

CVE-2025-69621

CVE-2025-69621 is a high-severity vulnerability with a CVSS 3.x base score of 8.1. 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 8.1)
EPSS exploit prediction: 0% (37th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-206821
Weakness: CWE-22
Published: 2026-02-04
Last modified: 2026-07-05

Description

An arbitrary file overwrite vulnerability in the file import process of Comic Book Reader v1.0.95 allows attackers to overwrite critical internal files, potentially leading to arbitrary code execution or exposure of sensitive information.

Frequently asked questions

What is CVE-2025-69621?: An arbitrary file overwrite vulnerability in the file import process of Comic Book Reader v1.0.95 allows attackers to overwrite critical internal files, potentially leading to arbitrary code execution or exposure of sensitive information.
How severe is CVE-2025-69621?: CVE-2025-69621 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2025-69621 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-69621?: 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-2025-69621 have an EU (EUVD) identifier?: Yes. CVE-2025-69621 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-206821.
When was CVE-2025-69621 published?: CVE-2025-69621 was published on 2026-02-04 and last updated on 2026-07-05.

References

EU advisories (EUVD)

http://comic.com

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