CVE-2026-25526 describes an arbitrary Java execution vulnerability in JinJava, a Java-based template engine used by HubSpot. This critical flaw (CVSS 9.8) allows unauthenticated attackers to bypass sandbox restrictions through the ForTag, enabling arbitrary Java class instantiation and file access. While the vulnerability is severe, there is currently no evidence of active exploitation, public exploit code, or significant community discussion, suggesting a low immediate threat.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 2.7.6CPE matchmatch criteria | cpe:2.3:a:hubspot:jinjava:*:*:*:*:*:*:*:* | ||
>= 2.8.0, < 2.8.3CPE matchmatch criteria | cpe:2.3:a:hubspot:jinjava:*:*:*:*:*:*:*:* |
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: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.