CVE-2019-15608 is a Time-of-Check to Time-of-Use (TOCTOU) vulnerability in Yarn versions prior to 1.19.0, affecting the package integrity validation process. The hash is computed before caching a package but not re-verified upon retrieval, enabling a cache pollution attack. This medium-severity vulnerability has a CVSS score of 5.9, indicating a network-based attack with high attack complexity and a high impact on integrity. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 1.19.0CPE matchmatch criteria | cpe:2.3:a:yarnpkg:yarn:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:H/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, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.