CVE-2021-21658 is a critical XML External Entity (XXE) vulnerability affecting Jenkins Nuget Plugin versions 1.0 and earlier, stemming from an improperly configured XML parser. With a CVSS score of 9.1, this vulnerability allows unauthenticated remote attackers to achieve high confidentiality and integrity impacts with low attack complexity. While there is no evidence of active exploitation, public exploit code, or KEV listing, the vulnerability has garnered significant community discussion, indicating potential interest.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 1.0CPE matchmatch criteria | cpe:2.3:a:jenkins:nuget:*:*:*:*:*:jenkins:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
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.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.