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Vulnerability record · CVE-2025-2833 · published 27 March 2025

CVE-2025-2833: Zhyd oneblog uncontrolled resource consumption vulnerability

ZZhyd · Oneblog

A vulnerability was found in zhangyd-c OneBlog up to 2.3.9. It has been classified as problematic. Affected is an unknown function of the component HTTP Header Handler. The manipulation of the argument X-Forwarded-For leads to inefficient regular expression complexity. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.

6.9 CVSS 4.0 Medium EPSS 0.72% · top 48.2% CWE-400 · Uncontrolled resource consumptionCWE-1333 · Inefficient regular expression (ReDoS)
6.9CVSS 4.0 base score, v2 5.0
0.72%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
7References, 4 tagged exploit
17 Jun 2026Last modified by NVD

Description

A vulnerability was found in zhangyd-c OneBlog up to 2.3.9. It has been classified as problematic. Affected is an unknown function of the component HTTP Header Handler. The manipulation of the argument X-Forwarded-For leads to inefficient regular expression complexity. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/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:X/AU:X/R:

Affected products

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

References

LinkTags
https://github.com/zhangyd-c/OneBlog/issues/35 ExploitIssue Tracking
https://github.com/zhangyd-c/OneBlog/issues/35#issue-2914268214 ExploitIssue Tracking
https://vuldb.com/?ctiid.301470 Permissions RequiredVDB Entry
https://vuldb.com/?id.301470 Third Party AdvisoryVDB Entry
https://vuldb.com/?submit.521813 Third Party AdvisoryVDB Entry
https://github.com/zhangyd-c/OneBlog/issues/35 ExploitIssue Tracking
https://github.com/zhangyd-c/OneBlog/issues/35#issue-2914268214 ExploitIssue Tracking

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Related vulnerabilities

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

9.8CVE-2025-60355Zhyd oneblog vulnerabilityzhangyd-c OneBlog v2.3.9 and before was vulnerable to SSTI (Server-Side Template Injection) via FreeMarker templates.EPSS 0.46%8.0CVE-2024-54954Zhyd oneblog vulnerabilityOneBlog v2.3.6 was discovered to contain a template injection vulnerability via the template management department.EPSS 0.45%7.5CVE-2025-56264Zhyd oneblog uncontrolled resource consumption vulnerabilityThe /api/comment endpoint in zhangyd-c OneBlog 2.3.9 contains a denial-of-service vulnerability.EPSS 0.40%6.5CVE-2022-34012Zhyd oneblog incorrect permission assignment vulnerabilityInsecure permissions in OneBlog v2.3.4 allows low-level administrators to reset the passwords of high-level administrators who hold greater privilege…EPSS 0.58%6.1CVE-2024-29469Zhyd oneblog cross-site scripting vulnerabilityA stored cross-site scripting (XSS) vulnerability in OneBlog v2.3.4 allows attackers to execute arbitrary web scripts or HTML via a crafted payload i…EPSS 0.38%6.1CVE-2024-29470Zhyd oneblog cross-site scripting vulnerabilityOneBlog v2.3.4 was discovered to contain a stored cross-site scripting (XSS) vulnerability via the component {{rootpath}}/links.EPSS 0.38%6.1CVE-2024-29473Zhyd oneblog cross-site scripting vulnerabilityOneBlog v2.3.4 was discovered to contain a stored cross-site scripting (XSS) vulnerability via the Role Management module.EPSS 0.37%5.4CVE-2024-29471Zhyd oneblog cross-site scripting vulnerabilityOneBlog v2.3.4 was discovered to contain a stored cross-site scripting (XSS) vulnerability via the Notice Manage module.EPSS 0.39%

Source: NIST National Vulnerability Database (record CVE-2025-2833), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.