Vulnerability · Published Oct 13, 2025 · Assigned by GitHub_M

CVE-2025-62170rAthena map-server use-after-free vulnerability in RODEX

High 7.5

In plain English

A high-severity use-after-free in rathena from rathena. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 31% of all known vulnerabilities).

Severity (CVSS 3.1)7.5High

Exploit odds (30 days)0.4%top 68.8% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

rAthena is an open-source cross-platform MMORPG server. A use-after-free vulnerability exists in the RODEX functionality of rAthena's map-server in versions prior to commit af2f3ba. An unauthenticated attacker can exploit this vulnerability via a specific attacking scenario to cause a denial of service by crashing the map-server. This issue has been patched in commit af2f3ba. There are no known workarounds aside from manually applying the patch.

Affected products (as reported)

Vendor	Product	Versions
rathena	rathena	< af2f3ba33fc03dc6dd510f8cfe84cd9185af748d

Weakness: CWE-416 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References

https://github.com/rathena/rathena/security/advisories/GHSA-9mj9-8vgv-r92j x_refsource_CONFIRM
https://github.com/rathena/rathena/commit/af2f3ba33fc03dc6dd510f8cfe84cd9185af748d x_refsource_MISC