CVE-2021-27777 is an XML External Entity (XXE) injection vulnerability affecting HCLTech Unica. This high-severity vulnerability, with a CVSS score of 7.5, allows unauthenticated attackers to remotely inject malicious external entity references due to insufficient input validation in XML parsers, potentially leading to high integrity impact. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage for this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 12.1.1CPE matchmatch criteria | cpe:2.3:a:hcltech:unica:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.