PT-2026-49303 · Vector · Vector

Pyuysig · CVE-2026-39197 · Published 2026-06-15 · Updated 2026-06-16

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions Vector version 0.54.0

Description An issue in the '/util/http/prelude.rs' endpoint allows attackers to cause a Denial of Service (DoS), which is a condition where a service becomes unavailable to its intended users, by sending a crafted request or payload.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

DoS

Resource Exhaustion

Weakness Enumeration

CWE-400

Related Identifiers

CVE-2026-39197

Affected Products

Vector

References · 5

• 🔥 https://gist.github.com/pyuysig/221e90dd598ab3f3c3100ae59db8e8d4 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-39197 · Security Note
• https://t.me/cveNotify/168567 · Telegram Post
• https://t.me/cveNotify/168715 · Telegram Post
• https://t.me/cveNotify/167518 · Telegram Post