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Vulnerability record · CVE-2024-26578 · published 22 February 2024

CVE-2024-26578: Apache answer race condition vulnerability

Apache · Answer

Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') vulnerability in Apache Answer.This issue affects Apache Answer: through 1.2.1. Repeated submission during registration resulted in the registration of the same user. When users register, if they rapidly submit multiple registrations using scripts, it can result in the creation of multiple user accounts simultaneously with the same name. Users are recommended to upgrade to version [1.2.5], which fixes the issue.

5.9 CVSS 3.1 Medium EPSS 0.90% · top 42.1% CWE-362 · Race condition
5.9CVSS 3.1 base score
0.90%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

Description

Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') vulnerability in Apache Answer.This issue affects Apache Answer: through 1.2.1. Repeated submission during registration resulted in the registration of the same user. When users register, if they rapidly submit multiple registrations using scripts, it can result in the creation of multiple user accounts simultaneously with the same name. Users are recommended to upgrade to version [1.2.5], which fixes the issue.

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N

Affected products

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

References

LinkTags
http://www.openwall.com/lists/oss-security/2024/02/22/3 Mailing ListThird Party Advisory
https://lists.apache.org/thread/ko0ksnznt2484lxt0zts2ygr82ldkhcb Mailing ListVendor Advisory
http://www.openwall.com/lists/oss-security/2024/02/22/3 Mailing ListThird Party Advisory
https://lists.apache.org/thread/ko0ksnznt2484lxt0zts2ygr82ldkhcb Mailing ListVendor Advisory

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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-2024-26578), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.