CVE-2025-65409

HIGHNVD 7.57.5—Trending — 3 sources updated this weekElevated

7.5

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.

CVSS v3: 7.5
EG Score: 7.5(medium)
EPSS: 25.6%
KEV: Not listed

Published

December 30, 2025

Last Modified

January 9, 2026

References (5)

cve@mitrehttp://ftp.gnu.org/gnu/recutils/
cve@mitrehttps://github.com/MAXEUR5/Vulnerability_Disclosures/blob/main/2025/CVE-2025-65409.md
cve@mitrehttps://lists.gnu.org/archive/html/bug-recutils/2025-10/msg00004.html
cve@mitrehttps://www.gnu.org/software/recutils/
134c704f-9b21-4f2e-91b3-4a467353bcc0https://github.com/MAXEUR5/Vulnerability_Disclosures/blob/main/2025/CVE-2025-65409.md

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-369Divide By Zero

Data Freshness Timeline

(refreshed 11× in last 7d / 11× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-02 20:13 UTCepss_batch
2026-06-02 20:12 UTCepss_batch
2026-06-01 13:51 UTCepss_batch
2026-06-01 13:51 UTCepss_batch
2026-05-31 22:30 UTCepss_batch
2026-05-31 22:30 UTCepss_batch
2026-05-31 00:16 UTCepss_batch
2026-05-31 00:16 UTCepss_batch
2026-05-29 16:51 UTCEG score recompute
2026-05-29 16:51 UTCGHSA enrichment
2026-05-29 13:44 UTCepss_batch

Frequently asked(5)

What is CVE-2025-65409?

CVE-2025-65409 is a high vulnerability published on December 30, 2025. 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.

When was CVE-2025-65409 disclosed?

CVE-2025-65409 was first published in the National Vulnerability Database on December 30, 2025, with the most recent update on January 9, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2025-65409 actively exploited?

CVE-2025-65409 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 25.6% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2025-65409?

CVE-2025-65409 has a CVSS v3 base score of 7.5 (NVD).

How do I remediate CVE-2025-65409?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2025-65409, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2025-65409

📅 Published

🔄 Last Modified

🔗 References (5)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2025-65409?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (5)

Frequently asked(5)

Related CVEs(same CWE)