Vulnerability record · CVE-2026-61486 · published 5 August 2026

CVE-2026-61486: Apache lucy stack-based buffer overflow vulnerability

Apache · Lucy

** UNSUPPORTED WHEN ASSIGNED ** Stack-based Buffer Overflow vulnerability in Apache Lucy. This issue affects Apache Lucy: all versions. As this project is retired, we do not plan to release a version that fixes this issue. Users are recommended to find an alternative or restrict access to the instance to trusted users. Lucy is now maintained outside of the ASF at https://github.com/lucysearch . This issue has been fixed in 0.8.0 there. NOTE: This vulnerability only affects products that are no longer supported by the maintainer.

9.8 CVSS 3.1 Critical EPSS 0.81% · top 44.9% CWE-121 · Stack-based buffer overflow

9.8CVSS 3.1 base score

0.81%EPSS exploitation probability, 30 days

NoNot in CISA KEV

1Affected product versions listed by NVD

2References

4 Sep 2026Last modified by NVD

Description

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

Lucy Apache

References

Link	Tags
https://lists.apache.org/thread/z88yv1z19ppsd4td4nqtg7q72fvqh01b	Mailing ListVendor Advisory
http://www.openwall.com/lists/oss-security/2026/08/05/7	Mailing ListThird Party Advisory

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2026-61486), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.