CVE-2026-91864

Apache Neethi: Crafted WS-Policy documents bypass element/attribute limits causing memory exhaustion

Published Sep 21, 2026 CVSS 3.1 · 7.5 High EPSS < 1% KEV · Not listed
Description
A specially crafted WS-Policy document can pack unlimited content inside a policy assertion, which Neethi copies into memory without counting it against its size limits, exhausting the heap (denial of service).
Users are recommended to upgrade to version 3.2.4, which fixes this issue.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
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CPEs cpe:2.3:a:apache:neethi:*:*:*:*:*:*:*:*
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Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

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Weaknesses CWE-770
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First Time appeared Apache
Apache neethi
Vendors & Products Apache
Apache neethi
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Description A specially crafted WS-Policy document can pack unlimited content inside a policy assertion, which Neethi copies into memory without counting it against its size limits, exhausting the heap (denial of service). Users are recommended to upgrade to version 3.2.4, which fixes this issue.
Title Apache Neethi: Crafted WS-Policy documents bypass element/attribute limits causing memory exhaustion
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
apache
Published
Updated
Sep 21, 2026, 1:27 PM
Reserved
Sep 15, 2026, 9:54 AM
Status
Analyzed
Published
Sep 21, 2026, 12:17 PM
Modified
Sep 25, 2026, 1:09 PM
Severity
Important
Public date
Sep 21, 2026, 11:26 AM