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CVE-2021-3541: libxml2 2.9.11; +21 more affected products
CVE-2021-3541. CVSS 3.1 base score 6.5 (MEDIUM, NVD). EPSS 0.01964 (percentile 0.79842), scored 13-Oct-2026.
Affected technology
libxml2 · before 2.9.11 (exclusive)
xmlsoft
jboss core services · Version not applicable in the source CPE
redhat
zfs storage appliance kit · 8.8
oracle
active iq unified manager · Version not applicable in the source CPE
netapp
cloud backup · Version not applicable in the source CPE
netapp
clustered data ontap · Version not applicable in the source CPE
netapp
clustered data ontap antivirus connector · Version not applicable in the source CPE
netapp
manageability software development kit · Version not applicable in the source CPE
netapp
ontap select deploy administration utility · Version not applicable in the source CPE
netapp
smi-s provider · Version not applicable in the source CPE
netapp
snapdrive · Version not applicable in the source CPE
netapp
h410c firmware · Version not applicable in the source CPE
netapp
h300s firmware · Version not applicable in the source CPE
netapp
h500s firmware · Version not applicable in the source CPE
netapp
h700s firmware · Version not applicable in the source CPE
netapp
h300e firmware · Version not applicable in the source CPE
netapp
h500e firmware · Version not applicable in the source CPE
netapp
h700e firmware · Version not applicable in the source CPE
netapp
h410s firmware · Version not applicable in the source CPE
netapp
libxml2 · 2.9.11
Vendor not specified by the source
SIMATIC S7-1500 CPU 1518-4 PN/DP MFP · V3.1.0 to before V3.1.5
Siemens
SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP · V3.1.0 to before V3.1.5
Siemens
SIPLUS S7-1500 CPU 1518-4 PN/DP MFP · V3.1.0 to before V3.1.5
Siemens
Component: Not specified by the source
Attack conditions (NVD, CVSS 3.1): Network (remote) · Low privileges required · No user interaction required
What an attacker can do
NVD’s CVSS 3.1 assessment (base score 6.5/10) 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.
- CWE
- CWE-776
- CCR priority
- 26.5 /100 (P4)
- CVSS 3.1
- 6.5 /10 · CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H · NVD
- EPSS
- 0.01964 · percentile 0.79842 · 2026-10-13
- KEV
- no
Provenance
- GitHub Advisory Database · Source record · observed 2026-10-14 16:01:16.619248+00:00 UTC
- NVD CVE API 2.0 · Source record · observed 2026-10-14 15:56:36.793806+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2021-3541.html