CVE-2021-23926 is a critical vulnerability affecting Apache XMLBeans up to version 2.6.0, as well as products from Debian, NetApp, and Oracle that incorporate it. The flaw stems from insecure XML parser configurations, leaving systems susceptible to XML Entity Expansion attacks. With a CVSS score of 9.1, this vulnerability is easily exploitable over the network without user interaction, potentially leading to high impact on confidentiality and availability. While there is no evidence of active exploitation or public exploit code, the vulnerability has garnered significant community discussion and media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 2.6.0CPE matchmatch criteria | cpe:2.3:a:apache:xmlbeans:*:*:*:*:*:*:*:* | ||
Range not provided by sourceCPE matchmatch criteria | cpe:2.3:a:netapp:oncommand_unified_manager_core_package:-:*:*:*:*:*:*:* | ||
Range not provided by sourceCPE matchmatch criteria | cpe:2.3:a:netapp:snap_creator_framework:-:*:*:*:*:*:*:* | ||
Range not provided by sourceCPE matchmatch criteria | cpe:2.3:a:netapp:snapmanager:-:*:*:*:*:oracle:*:* | ||
Range not provided by sourceCPE matchmatch criteria | cpe:2.3:a:netapp:snapmanager:-:*:*:*:*:sap:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.