How severe is CVE-2025-2833?

CVE-2025-2833 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.

Is CVE-2025-2833 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-2833?

CVE-2025-2833 affects Zhyd Oneblog. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-2833?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-2833 have an EU (EUVD) identifier?

Yes. CVE-2025-2833 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-8271.

When was CVE-2025-2833 published?

CVE-2025-2833 was published on 2025-03-27 and last updated on 2026-06-17.

CVE-2025-2833

CVE-2025-2833 is a medium-severity vulnerability in Zhyd Oneblog with a CVSS 3.x base score of 5.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-400.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
CVSS v2: 5.0
CVSS v4: 6.9
EPSS exploit prediction: 1% (48th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-8271
Weakness: CWE-400
Affected product: Zhyd Oneblog
Published: 2025-03-27
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2025-2833?: 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.
How severe is CVE-2025-2833?: CVE-2025-2833 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.
Is CVE-2025-2833 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-2833?: CVE-2025-2833 affects Zhyd Oneblog. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-2833?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-2833 have an EU (EUVD) identifier?: Yes. CVE-2025-2833 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-8271.
When was CVE-2025-2833 published?: CVE-2025-2833 was published on 2025-03-27 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:zhyd:oneblog:*:*:*:*:*:*:*:*

More vulnerabilities in Zhyd Oneblog

CVE-2025-60355 — Critical (CVSS 9.8): zhangyd-c OneBlog v2.3.9 and before was vulnerable to SSTI (Server-Side Template Injection) via FreeMarker templates.
CVE-2024-54954 — High (CVSS 8.0): OneBlog v2.3.6 was discovered to contain a template injection vulnerability via the template management department.
CVE-2025-56264 — High (CVSS 7.5): The /api/comment endpoint in zhangyd-c OneBlog 2.3.9 contains a denial-of-service vulnerability.
CVE-2022-34012 — Medium (CVSS 6.5): Insecure permissions in OneBlog v2.3.4 allows low-level administrators to reset the passwords of high-level…
CVE-2024-29473 — Medium (CVSS 6.1): OneBlog v2.3.4 was discovered to contain a stored cross-site scripting (XSS) vulnerability via the Role Management…
CVE-2024-29470 — Medium (CVSS 6.1): OneBlog v2.3.4 was discovered to contain a stored cross-site scripting (XSS) vulnerability via the component…

All CVEs affecting Zhyd Oneblog →

Other CWE-400 (Uncontrolled Resource Consumption) vulnerabilities

CVE-2026-46775 — Critical (CVSS 9.9): Vulnerability in Oracle REST Data Services (component: Core). Supported versions that are affected are 24.2.0-26.1.0.…
CVE-2025-61303 — Critical (CVSS 9.8): Hatching Triage Sandbox Windows 10 build 2004 (2025-08-14) and Windows 10 LTSC 2021(2025-08-14) contains a…
CVE-2025-43193 — Critical (CVSS 9.8): The issue was addressed with improved memory handling. This issue is fixed in macOS Sequoia 15.6, macOS Sonoma 14.7.7,…
CVE-2025-24269 — Critical (CVSS 9.8): The issue was addressed with improved memory handling. This issue is fixed in macOS Sequoia 15.4. An app may be able to…
CVE-2025-24264 — Critical (CVSS 9.8): The issue was addressed with improved memory handling. This issue is fixed in Safari 18.4, iOS 18.4 and iPadOS 18.4,…
CVE-2025-24260 — Critical (CVSS 9.8): The issue was addressed with improved memory handling. This issue is fixed in macOS Sequoia 15.4, macOS Sonoma 14.7.5,…

Browse all CWE-400 (Uncontrolled Resource Consumption) vulnerabilities →