PT-2025-44594 · Varnish · Varnish Cache

Published 2025-10-31 · Updated 2025-10-31 · CVE-2025-30188

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Apache HTTP Cache (affected versions not specified)

Description Malicious or unintentional API requests can be used to add a significant amount of data to caches. This can lead to the eviction of information required for the web frontend to operate, resulting in component unavailability. No publicly available exploits are known.

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

DoS

Resource Exhaustion

Weakness Enumeration

CWE-400

Related Identifiers

CVE-2025-30188

Affected Products

Varnish Cache

References · 6

• https://nvd.nist.gov/vuln/detail/CVE-2025-30188 · Security Note
• https://documentation.open-xchange.com/appsuite/security/advisories/csaf/2025/oxas-adv-2025-0002.json · Vendor Advisory
• https://t.me/CVEtracker/36275 · Telegram Post
• https://t.me/cveNotify/141087 · Telegram Post
• https://twitter.com/VulmonFeeds/status/1984242182396518530 · Twitter Post
• https://twitter.com/CVEnew/status/1984194022257357265 · Twitter Post