CVE-2021-42551 describes a reflected Cross-Site Scripting (XSS) vulnerability in the search functionality of AlCoda NetBiblio WebOPAC, affecting versions prior to 4.0.0.320 and versions between 4.0.0.328 and 4.0.0.335. This medium-severity vulnerability (CVSS 6.1) allows an unauthenticated attacker to execute malicious scripts in a victim's browser by tricking them into clicking a specially crafted link. While there is no evidence of active exploitation (KEV: No), a Nuclei template exists for detection, and the vulnerability has a high FAUCET Risk Score of 94/100, indicating potential for impact despite limited public discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 4.0.0.320CPE matchmatch criteria | cpe:2.3:a:alcoda:netbiblio:*:*:*:*:*:*:*:* | ||
>= 4.0.0.328, < 4.0.0.335CPE matchmatch criteria | cpe:2.3:a:alcoda:netbiblio:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 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.