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Vulnerability record · CVE-2026-24793 · published 27 January 2026

CVE-2026-24793: Azerothcore classic buffer overflow vulnerability

Azerothcore · Azerothcore

Out-of-bounds Write, Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability in azerothcore azerothcore-wotlk (deps/zlib modules). This vulnerability is associated with program files inflate.C. This issue affects azerothcore-wotlk: through v4.0.0.

10.0 CVSS 4.0 Critical EPSS 0.33% · top 76.7% CWE-120 · Classic buffer overflowCWE-787 · Out-of-bounds write
10.0CVSS 4.0 base score
0.33%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

Out-of-bounds Write, Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability in azerothcore azerothcore-wotlk (deps/zlib modules). This vulnerability is associated with program files inflate.C. This issue affects azerothcore-wotlk: through v4.0.0.

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:N/AU:Y/R:

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/azerothcore/azerothcore-wotlk/pull/21599 Issue TrackingPatch
https://github.com/azerothcore/azerothcore-wotlk/pull/21599 Issue TrackingPatch

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2026-24793), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.