CVE-2025-26413 | Apache Kvrocks: The server was crashed by the negative offset

Improper Input Validation vulnerability in Apache Kvrocks. The SETRANGE command didn't check if the `offset` input is a positive integer and use it as an index of a string. So it will cause the server to crash due to its index is  out of range. This issue affects Apache Kvrocks: through 2.11.1. Users are recommended to upgrade to version 2.12.0, which fixes the issue.

Published: 2025-04-22 Last update: 2025-06-23 Assigner: [email protected] Source: [email protected]
NVD Status：Analyzed，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2025-26413 is rated Moderate Risk (53.6/100): CVSS High severity, with medium exploitation likelihood (EPSS 0.52%). Review affected assets and schedule remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2025-26413

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-04 0.37% 0.52% +0.15%
2 2026-05-31 1.15% 0.37% -0.78%
3 2026-02-16 — 1.15% —

Full EPSS history (13 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2025-26413

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
7.5 3.1 HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:N)
Doesn’t really leak secrets in a meaningful way.
Integrity (I:N)
Data isn’t meaningfully altered or forged.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
 3.9 3.6 134c704f-9b21-4f2e-91b3-4a467353bcc0

Weakness enumeration for CVE-2025-26413

Affected software / configurations for CVE-2025-26413

Vendor Product Version Raw CPE
apache kvrocks < 2.12.0 cpe:2.3:a:apache:kvrocks:*:*:*:*:*:*:*:*

References for CVE-2025-26413

cvelogic Threat Intelligence