flaskBlog 2.6.1 /createpost postContent cross site scripting

CVSS Meta Temp Score
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CTI Interest Score
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3.4$0-$5k0.00

Summaryinfo

A vulnerability has been found in flaskBlog 2.6.1 and classified as problematic. Impacted is an unknown function of the file /createpost. Performing a manipulation of the argument postContent results in cross site scripting. This vulnerability is known as CVE-2025-28102. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability, which was classified as problematic, was found in flaskBlog 2.6.1. This affects an unknown part of the file /createpost. The manipulation of the argument postContent with an unknown input leads to a cross site scripting vulnerability. CWE is classifying the issue as CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. This is going to have an impact on integrity. The summary by CVE is:

A cross-site scripting (XSS) vulnerability in flaskBlog v2.6.1 allows attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the postContent parameter at /createpost.

The advisory is shared at github.com. This vulnerability is uniquely identified as CVE-2025-28102 since 03/11/2025. The exploitability is told to be easy. It is possible to initiate the attack remotely. It demands that the victim is doing some kind of user interaction. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1059.007 for this issue.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2025-12361). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.5
VulDB Meta Temp Score: 3.4

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

03/11/2025 🔍
04/21/2025 +40 days 🔍
04/21/2025 +0 days 🔍
06/23/2025 +63 days 🔍

Sourcesinfo

Advisory: 130
Status: Not defined

CNA: MITRE
CVE: CVE-2025-28102 (🔍)

GCVE (CVE): GCVE-0-2025-28102
GCVE (VulDB): GCVE-100-305805
EUVD: 🔍

Entryinfo

Created: 04/21/2025 23:48
Updated: 06/23/2025 15:33
Changes: 04/21/2025 23:48 (54), 05/25/2025 17:15 (1), 06/23/2025 15:33 (1)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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