CVE-2021-21796 is a high-severity use-after-free vulnerability in the JavaScript implementation of Nitro Pro PDF, affecting gonitro nitro_pro products. An attacker can exploit this by convincing a user to open a specially crafted document, leading to code execution under the application's context. The vulnerability has a CVSS score of 7.8, indicating high impact on confidentiality, integrity, and availability, and requires user interaction. While its EPSS score is high, suggesting a greater likelihood of exploitation compared to many CVEs, there is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
13.31.0.605CPE matchmatch criteria | cpe:2.3:a:gonitro:nitro_pro:13.31.0.605:*:*:*:*:*:*:* | ||
13.33.2.645CPE matchmatch criteria | cpe:2.3:a:gonitro:nitro_pro:13.33.2.645:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.2 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.
Remediation records are not available for this CVE.