How severe is CVE-2025-65409?

CVE-2025-65409 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2025-65409 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-65409?

CVE-2025-65409 affects Gnu Recutils. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-65409?

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-2025-65409 have an EU (EUVD) identifier?

Yes. CVE-2025-65409 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-205832.

When was CVE-2025-65409 published?

CVE-2025-65409 was published on 2025-12-30 and last updated on 2026-06-17.

CVE-2025-65409

CVE-2025-65409 is a high-severity vulnerability in Gnu Recutils with a CVSS 3.x base score of 7.5. 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-369.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 0% (24th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-205832
Weakness: CWE-369
Affected product: Gnu Recutils
Published: 2025-12-30
Last modified: 2026-06-17

Description

A divide-by-zero in the encryption/decryption routines of GNU Recutils v1.9 allows attackers to cause a Denial of Service (DoS) via inputting an empty value as a password.

Frequently asked questions

What is CVE-2025-65409?: A divide-by-zero in the encryption/decryption routines of GNU Recutils v1.9 allows attackers to cause a Denial of Service (DoS) via inputting an empty value as a password.
How severe is CVE-2025-65409?: CVE-2025-65409 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2025-65409 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-65409?: CVE-2025-65409 affects Gnu Recutils. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-65409?: 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-2025-65409 have an EU (EUVD) identifier?: Yes. CVE-2025-65409 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-205832.
When was CVE-2025-65409 published?: CVE-2025-65409 was published on 2025-12-30 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:gnu:recutils:1.9:*:*:*:*:*:*:*

More vulnerabilities in Gnu Recutils

CVE-2019-11640 — High (CVSS 8.8): An issue was discovered in GNU recutils 1.8. There is a heap-based buffer overflow in the function…
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CVE-2019-11637 — Medium (CVSS 6.5): An issue was discovered in GNU recutils 1.8. There is a NULL pointer dereference in the function rec_rset_get_props at…
CVE-2019-6460 — Medium (CVSS 6.5): An issue was discovered in GNU Recutils 1.8. There is a NULL pointer dereference in the function rec_field_set_name()…
CVE-2019-6459 — Medium (CVSS 6.5): An issue was discovered in GNU Recutils 1.8. There is a memory leak in rec_extract_type in rec-utils.c in librec.a.

All CVEs affecting Gnu Recutils →

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