CVE-2021-44556 is a critical XML External Entity (XXE) vulnerability affecting the National Library of the Netherlands digger software (versions prior to 6697d1269d981e35e11f240725b16401b5ce3db5). This flaw allows unauthenticated attackers to remotely leak internal files or cause a Denial of Service (DoS) due to improper XML parsing. With a CVSS score of 9.1, it poses a significant risk, though there is no evidence of active exploitation or public exploit code. Despite the lack of exploit intelligence, the vulnerability has garnered notable community discussion.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 08-25-2021CPE matchmatch criteria | cpe:2.3:a:kb:digger:*:*:*:*:*:*:*:* |
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.
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.