1+ {
2+ "schema_version" : " 1.4.0" ,
3+ "id" : " GHSA-563x-q5rq-57qp" ,
4+ "modified" : " 2026-04-10T22:07:01Z" ,
5+ "published" : " 2026-04-09T21:31:29Z" ,
6+ "aliases" : [
7+ " CVE-2026-24880"
8+ ],
9+ "summary" : " Apache Tomcat has an HTTP Request/Response Smuggling vulnerability" ,
10+ "details" : " Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling') vulnerability in Apache Tomcat via invalid chunk extension.\n\n This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.18, from 10.1.0-M1 through 10.1.52, from 9.0.0.M1 through 9.0.115, from 8.5.0 through 8.5.100, from 7.0.0 through 7.0.109.\n Other, unsupported versions may also be affected.\n\n Users are recommended to upgrade to version 11.0.20, 10.1.52 or 9.0.116, which fix the issue." ,
11+ "severity" : [
12+ {
13+ "type" : " CVSS_V3" ,
14+ "score" : " CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"
15+ }
16+ ],
17+ "affected" : [
18+ {
19+ "package" : {
20+ "ecosystem" : " Maven" ,
21+ "name" : " org.apache.tomcat:tomcat-catalina"
22+ },
23+ "ranges" : [
24+ {
25+ "type" : " ECOSYSTEM" ,
26+ "events" : [
27+ {
28+ "introduced" : " 7.0.0"
29+ },
30+ {
31+ "fixed" : " 9.0.116"
32+ }
33+ ]
34+ }
35+ ]
36+ },
37+ {
38+ "package" : {
39+ "ecosystem" : " Maven" ,
40+ "name" : " org.apache.tomcat:tomcat-catalina"
41+ },
42+ "ranges" : [
43+ {
44+ "type" : " ECOSYSTEM" ,
45+ "events" : [
46+ {
47+ "introduced" : " 10.1.0-M1"
48+ },
49+ {
50+ "fixed" : " 10.1.52"
51+ }
52+ ]
53+ }
54+ ]
55+ },
56+ {
57+ "package" : {
58+ "ecosystem" : " Maven" ,
59+ "name" : " org.apache.tomcat:tomcat-catalina"
60+ },
61+ "ranges" : [
62+ {
63+ "type" : " ECOSYSTEM" ,
64+ "events" : [
65+ {
66+ "introduced" : " 11.0.0-M1"
67+ },
68+ {
69+ "fixed" : " 11.0.20"
70+ }
71+ ]
72+ }
73+ ]
74+ },
75+ {
76+ "package" : {
77+ "ecosystem" : " Maven" ,
78+ "name" : " org.apache.tomcat:tomcat"
79+ },
80+ "ranges" : [
81+ {
82+ "type" : " ECOSYSTEM" ,
83+ "events" : [
84+ {
85+ "introduced" : " 7.0.0"
86+ },
87+ {
88+ "fixed" : " 9.0.116"
89+ }
90+ ]
91+ }
92+ ]
93+ },
94+ {
95+ "package" : {
96+ "ecosystem" : " Maven" ,
97+ "name" : " org.apache.tomcat:tomcat"
98+ },
99+ "ranges" : [
100+ {
101+ "type" : " ECOSYSTEM" ,
102+ "events" : [
103+ {
104+ "introduced" : " 10.1.0-M1"
105+ },
106+ {
107+ "fixed" : " 10.1.52"
108+ }
109+ ]
110+ }
111+ ]
112+ },
113+ {
114+ "package" : {
115+ "ecosystem" : " Maven" ,
116+ "name" : " org.apache.tomcat:tomcat"
117+ },
118+ "ranges" : [
119+ {
120+ "type" : " ECOSYSTEM" ,
121+ "events" : [
122+ {
123+ "introduced" : " 11.0.0-M1"
124+ },
125+ {
126+ "fixed" : " 11.0.20"
127+ }
128+ ]
129+ }
130+ ]
131+ },
132+ {
133+ "package" : {
134+ "ecosystem" : " Maven" ,
135+ "name" : " org.apache.tomcat.embed:tomcat-embed-core"
136+ },
137+ "ranges" : [
138+ {
139+ "type" : " ECOSYSTEM" ,
140+ "events" : [
141+ {
142+ "introduced" : " 7.0.0"
143+ },
144+ {
145+ "fixed" : " 9.0.116"
146+ }
147+ ]
148+ }
149+ ]
150+ },
151+ {
152+ "package" : {
153+ "ecosystem" : " Maven" ,
154+ "name" : " org.apache.tomcat.embed:tomcat-embed-core"
155+ },
156+ "ranges" : [
157+ {
158+ "type" : " ECOSYSTEM" ,
159+ "events" : [
160+ {
161+ "introduced" : " 10.1.0-M1"
162+ },
163+ {
164+ "fixed" : " 10.1.52"
165+ }
166+ ]
167+ }
168+ ]
169+ },
170+ {
171+ "package" : {
172+ "ecosystem" : " Maven" ,
173+ "name" : " org.apache.tomcat.embed:tomcat-embed-core"
174+ },
175+ "ranges" : [
176+ {
177+ "type" : " ECOSYSTEM" ,
178+ "events" : [
179+ {
180+ "introduced" : " 11.0.0-M1"
181+ },
182+ {
183+ "fixed" : " 11.0.20"
184+ }
185+ ]
186+ }
187+ ]
188+ }
189+ ],
190+ "references" : [
191+ {
192+ "type" : " ADVISORY" ,
193+ "url" : " https://nvd.nist.gov/vuln/detail/CVE-2026-24880"
194+ },
195+ {
196+ "type" : " PACKAGE" ,
197+ "url" : " https://github.com/apache/tomcat"
198+ },
199+ {
200+ "type" : " WEB" ,
201+ "url" : " https://lists.apache.org/thread/2c682qnlg2tv4o5knlggqbl9yc2gb5sn"
202+ },
203+ {
204+ "type" : " WEB" ,
205+ "url" : " http://www.openwall.com/lists/oss-security/2026/04/09/20"
206+ }
207+ ],
208+ "database_specific" : {
209+ "cwe_ids" : [
210+ " CWE-444"
211+ ],
212+ "severity" : " HIGH" ,
213+ "github_reviewed" : true ,
214+ "github_reviewed_at" : " 2026-04-10T22:07:01Z" ,
215+ "nvd_published_at" : " 2026-04-09T20:16:24Z"
216+ }
217+ }
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