CVE-2026-129259 - Vulnerability Details

- Mereithhh VanBlog Image Upload Endpoint access.ts cross site scripting

Description

A weakness has been identified in Mereithhh VanBlog up to 0.54.0. This affects an unknown part of the file packages/server/src/types/access/access.ts of the component Image Upload Endpoint. Executing a manipulation can lead to cross site scripting. The attack can be executed remotely. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

Published: 2026-11-14

Score: 5.1 Medium

EPSS: n/a

KEV: No

Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

Mereithhh

VanBlog

affected

Version	Status	Constraints
`0.1`	affected	—
`0.2`	affected	—
`0.3`	affected	—
`0.4`	affected	—
`0.5`	affected	—
`0.6`	affected	—
`0.7`	affected	—
`0.8`	affected	—
`0.9`	affected	—
`0.10`	affected	—
`0.11`	affected	—
`0.12`	affected	—
`0.13`	affected	—
`0.14`	affected	—
`0.15`	affected	—
`0.16`	affected	—
`0.17`	affected	—
`0.18`	affected	—
`0.19`	affected	—
`0.20`	affected	—
`0.21`	affected	—
`0.22`	affected	—
`0.23`	affected	—
`0.24`	affected	—
`0.25`	affected	—
`0.26`	affected	—
`0.27`	affected	—
`0.28`	affected	—
`0.29`	affected	—
`0.30`	affected	—
`0.31`	affected	—
`0.32`	affected	—
`0.33`	affected	—
`0.34`	affected	—
`0.35`	affected	—
`0.36`	affected	—
`0.37`	affected	—
`0.38`	affected	—
`0.39`	affected	—
`0.40`	affected	—
`0.41`	affected	—
`0.42`	affected	—
`0.43`	affected	—
`0.44`	affected	—
`0.45`	affected	—
`0.46`	affected	—
`0.47`	affected	—
`0.48`	affected	—
`0.49`	affected	—
`0.50`	affected	—
`0.51`	affected	—
`0.52`	affected	—
`0.53`	affected	—
`0.54.0`	affected	—

No data.

Vendor Product Confidence Versions

Mereithhh

Vanblog

95%

Version	Status	Scheme	Platform
`0.1`	affected	generic	—
`0.2`	affected	generic	—
`0.3`	affected	generic	—
`0.4`	affected	generic	—
`0.5`	affected	generic	—
`0.6`	affected	generic	—
`0.7`	affected	generic	—
`0.8`	affected	generic	—
`0.9`	affected	generic	—
`0.10`	affected	generic	—
`0.11`	affected	generic	—
`0.12`	affected	generic	—
`0.13`	affected	generic	—
`0.14`	affected	generic	—
`0.15`	affected	generic	—
`0.16`	affected	generic	—
`0.17`	affected	generic	—
`0.18`	affected	generic	—
`0.19`	affected	generic	—
`0.20`	affected	generic	—
`0.21`	affected	generic	—
`0.22`	affected	generic	—
`0.23`	affected	generic	—
`0.24`	affected	generic	—
`0.25`	affected	generic	—
`0.26`	affected	generic	—
`0.27`	affected	generic	—
`0.28`	affected	generic	—
`0.29`	affected	generic	—
`0.30`	affected	generic	—
`0.31`	affected	generic	—
`0.32`	affected	generic	—
`0.33`	affected	generic	—
`0.34`	affected	generic	—
`0.35`	affected	generic	—
`0.36`	affected	generic	—
`0.37`	affected	generic	—
`0.38`	affected	generic	—
`0.39`	affected	generic	—
`0.40`	affected	generic	—
`0.41`	affected	generic	—
`0.42`	affected	generic	—
`0.43`	affected	generic	—
`0.44`	affected	generic	—
`0.45`	affected	generic	—
`0.46`	affected	generic	—
`0.47`	affected	generic	—
`0.48`	affected	generic	—
`0.49`	affected	generic	—
`0.50`	affected	generic	—
`0.51`	affected	generic	—
`0.52`	affected	generic	—
`0.53`	affected	generic	—
`0.54.0`	affected	semver	—

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Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

Sign in to view the affected projects.

Advisories

No advisories yet.

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction Passive

Vulnerable System Confidentiality Impact None

Vulnerable System Integrity Impact Low

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact None

Integrity Impact Low

Availability Impact None

User Interaction Required

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact None

Integrity Impact Low

Availability Impact None

User Interaction Required

Access Vector Network

Access Complexity Low

Authentication Single

Confidentiality Impact None

Integrity Impact Partial

Availability Impact None

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

References

Link	Providers
http://note.geronimo.xin/post/70
https://vuldb.com/cve/CVE-2026-129259
https://vuldb.com/submit/1043136
https://vuldb.com/vuln/437297
https://vuldb.com/vuln/437297/cti

History

Sat, 14 Nov 2026 15:00:00 +0000

Type	Values Removed	Values Added
Description		A weakness has been identified in Mereithhh VanBlog up to 0.54.0. This affects an unknown part of the file packages/server/src/types/access/access.ts of the component Image Upload Endpoint. Executing a manipulation can lead to cross site scripting. The attack can be executed remotely. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.
Title		Mereithhh VanBlog Image Upload Endpoint access.ts cross site scripting
First Time appeared		Mereithhh Mereithhh vanblog
Weaknesses		CWE-79 CWE-94
CPEs		cpe:2.3:a:mereithhh:vanblog::::::::
Vendors & Products		Mereithhh Mereithhh vanblog
References		http://note.geronimo.xin/post/70 https://vuldb.com/cve/CVE-2026-129259 https://vuldb.com/submit/1043136 https://vuldb.com/vuln/437297 https://vuldb.com/vuln/437297/cti
Metrics		cvssV2_0 `{'score': 4, 'vector': 'AV:N/AC:L/Au:S/C:N/I:P/A:N/E:POC/RL:ND/RC:C'}` cvssV3_0 `{'score': 3.5, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:C'}` cvssV3_1 `{'score': 3.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:C'}` cvssV4_0 `{'score': 5.1, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P'}`

Subscriptions

Mereithhh Vanblog

MITRE

Status: PUBLISHED

Assigner: VulDB

Published: 2026-11-14T14:45:15.954Z

Updated: 2026-11-14T14:45:15.954Z

Reserved: 2026-11-13T20:00:03.414Z

Link: CVE-2026-129259

Vulnrichment

No data.

NVD

Status : Deferred

Published: 2026-11-14T15:16:58.480

Modified: 2026-11-14T15:16:58.633

Link: CVE-2026-129259

Redhat

No data.

OpenCVE Enrichment

Updated: 2026-11-14T18:00:10Z

Weaknesses

CWE-79
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CWE-94
Improper Control of Generation of Code ('Code Injection')

Tracking

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction Passive

Vulnerable System Confidentiality Impact None

Vulnerable System Integrity Impact Low

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact None

Integrity Impact Low

Availability Impact None

User Interaction Required

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact None

Integrity Impact Low

Availability Impact None

User Interaction Required

Access Vector Network

Access Complexity Low

Authentication Single

Confidentiality Impact None

Integrity Impact Partial

Availability Impact None

Subscriptions

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