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CVE-2020-11996: tomcat from 8.5.0 (inclusive), through 8.5.55 (inclusive), from 9.0.0 (inclusive), through 9.0.35 (inclusive), 9.0.0 ·…
CVE-2020-11996. CVSS 3.1 base score 7.5 (HIGH, NVD). EPSS 0.26699 (percentile 0.97981), scored 2026-10-08.
Affected technology
tomcat · from 8.5.0 (inclusive), through 8.5.55 (inclusive)
apache
tomcat · from 9.0.0 (inclusive), through 9.0.35 (inclusive)
apache
tomcat · 9.0.0 · update milestone1
apache
tomcat · 9.0.0 · update milestone10
apache
tomcat · 9.0.0 · update milestone11
apache
tomcat · 9.0.0 · update milestone12
apache
tomcat · 9.0.0 · update milestone13
apache
tomcat · 9.0.0 · update milestone14
apache
tomcat · 9.0.0 · update milestone15
apache
tomcat · 9.0.0 · update milestone16
apache
tomcat · 9.0.0 · update milestone17
apache
tomcat · 9.0.0 · update milestone18
apache
tomcat · 9.0.0 · update milestone19
apache
tomcat · 9.0.0 · update milestone2
apache
tomcat · 9.0.0 · update milestone20
apache
tomcat · 9.0.0 · update milestone21
apache
tomcat · 9.0.0 · update milestone22
apache
tomcat · 9.0.0 · update milestone23
apache
tomcat · 9.0.0 · update milestone24
apache
tomcat · 9.0.0 · update milestone25
apache
tomcat · 9.0.0 · update milestone26
apache
tomcat · 9.0.0 · update milestone27
apache
tomcat · 9.0.0 · update milestone3
apache
tomcat · 9.0.0 · update milestone4
apache
tomcat · 9.0.0 · update milestone5
apache
tomcat · 9.0.0 · update milestone6
apache
tomcat · 9.0.0 · update milestone7
apache
tomcat · 9.0.0 · update milestone8
apache
tomcat · 9.0.0 · update milestone9
apache
tomcat · 10.0.0 · update milestone1
apache
tomcat · 10.0.0 · update milestone2
apache
tomcat · 10.0.0 · update milestone3
apache
tomcat · 10.0.0 · update milestone4
apache
tomcat · 10.0.0 · update milestone5
apache
ubuntu linux · 20.04
canonical
mysql enterprise monitor · through 8.0.21 (inclusive)
oracle
siebel ui framework · through 20.12 (inclusive)
oracle
workload manager · 12.2.0.1
oracle
workload manager · 18c
oracle
workload manager · 19c
oracle
leap · 15.1
opensuse
leap · 15.2
opensuse
debian linux · 9.0
debian
debian linux · 10.0
debian
oncommand system manager · 3.0
netapp
oncommand system manager · 3.1.3
netapp
Apache Tomcat · 10.0.0-M1 to 10.0.0-M5, 9.0.0.M1 to 9.0.35, 8.5.0 to 8.5.55
Apache
Component: Not specified by the source
Attack conditions (NVD, CVSS 3.1): Network (remote) · No privileges required · No user interaction required
What an attacker can do
NVD’s CVSS 3.1 assessment (base score 7.5/10) rates confidentiality and integrity impact as none; availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.
- CCR priority
- 36.7 /100 (P4)
- CVSS 3.1
- 7.5 /10 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H · NVD
- EPSS
- 0.26699 · percentile 0.97981 · 2026-10-08
- KEV
- no
Provenance
- NVD CVE API 2.0 · Source record · observed 2026-10-09 03:13:32.966430+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2020-11996.html