CVE-2026-61486 — CRITICAL (9.8)

Vulnerability Description

** 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. NOTE: This vulnerability only affects products that are no longer supported by the maintainer.

CVSS Score

9.8

CRITICAL

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Apache	Lucy	All versions

Related Weaknesses (CWE)

CWE-121

References

https://lists.apache.org/thread/z88yv1z19ppsd4td4nqtg7q72fvqh01bMailing ListVendor Advisory
http://www.openwall.com/lists/oss-security/2026/08/05/7Mailing ListThird Party Advisory

FAQ

What is CVE-2026-61486?

CVE-2026-61486 is a vulnerability with a CVSS score of 9.8 (CRITICAL). ** 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 versio...

How severe is CVE-2026-61486?

CVE-2026-61486 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2026-61486?

Check the references section above for vendor advisories and patch information. Affected products include: Apache Lucy.