PT-2025-18015 · Apereo · Apereo Cas

Caichaoxiong · Published 2025-04-27 · Updated 2026-01-08 · CVE-2025-3984

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Apereo CAS version 5.2.6

Description A critical issue was found, affecting the saveService function of the RegisteredServiceSimpleFormController.java file in the Groovy Code Handler component. This issue leads to code injection and can be exploited remotely, although the complexity of the attack is considered high and the exploitation is known to be difficult. The exploit has been publicly disclosed.

Recommendations For Apereo CAS version 5.2.6, as a temporary workaround, consider disabling the saveService function until a patch is available. Restrict access to the Groovy Code Handler component to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Special Elements Injection

Code Injection

Weakness Enumeration

CWE-74

CWE-94

Related Identifiers

CVE-2025-3984

GHSA-37PQ-893F-G7Q5

Affected Products

Apereo Cas

References · 14

• 🔥 https://wx.mail.qq.com/s?k=ilW4ixcMaVgGU49Dij · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2025-3984 · Security Note
• https://osv.dev/vulnerability/CVE-2025-3984 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-37pq-893f-g7q5 · Vendor Advisory
• https://github.com/apereo/cas · Note
• https://t.me/cvenotify/119969 · Telegram Post
• https://twitter.com/CVEnew/status/1916587346343952829 · Twitter Post
• https://t.me/cvedetector/23856 · Telegram Post
• https://twitter.com/vuldb/status/2009353209605967885 · Twitter Post
• https://vuldb.com/?ctiid.306320 · Note
• https://vuldb.com/?submit.557100 · Note
• https://t.me/cveNotify/141872 · Telegram Post
• https://vuldb.com/?id.306320 · Note
• https://t.me/cvetracker/22473 · Telegram Post