kalyan02 NanoCMS up to 0.4 User Information /data/pagesdata.txt direct request

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.9$0-$5k0.73

Summaryinfo

A vulnerability, which was classified as problematic, was found in kalyan02 NanoCMS up to 0.4. This affects an unknown part of the file /data/pagesdata.txt of the component User Information Handler. Executing a manipulation can lead to direct request. This vulnerability is registered as CVE-2026-1978. It is possible to launch the attack remotely. Furthermore, an exploit is available. Configuration settings should be changed.

Detailsinfo

A vulnerability was found in kalyan02 NanoCMS up to 0.4. It has been declared as problematic. This vulnerability affects some unknown functionality of the file /data/pagesdata.txt of the component User Information Handler. The manipulation with an unknown input leads to a direct request vulnerability. The CWE definition for the vulnerability is CWE-425. The web application does not adequately enforce appropriate authorization on all restricted URLs, scripts, or files. As an impact it is known to affect confidentiality.

The advisory is shared for download at github.com. This vulnerability was named CVE-2026-1978. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details and also a public exploit are known. The MITRE ATT&CK project declares the attack technique as T1006.

It is possible to download the exploit at github.com. It is declared as proof-of-concept. By approaching the search of inurl:data/pagesdata.txt it is possible to find vulnerable targets with Google Hacking.

It is possible to mitigate the problem by applying the configuration setting .

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-5600). Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Name

Version

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 6.0
VulDB Meta Temp Score: 5.9

VulDB Base Score: 5.3
VulDB Temp Score: 4.9
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔒

CNA Base Score: 5.3
CNA Vector: 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Direct request
CWE: CWE-425
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒
Google Hack: 🔒

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Config
Status: 🔍

0-Day Time: 🔒

Timelineinfo

02/05/2026 Advisory disclosed
02/05/2026 +0 days VulDB entry created
02/27/2026 +22 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: github.com
Status: Confirmed

CVE: CVE-2026-1978 (🔒)
GCVE (CVE): GCVE-0-2026-1978
GCVE (VulDB): GCVE-100-344500
EUVD: 🔒
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 02/05/2026 14:45
Updated: 02/27/2026 21:34
Changes: 02/05/2026 14:45 (56), 02/06/2026 07:24 (31), 02/07/2026 14:37 (1), 02/27/2026 21:34 (12)
Complete: 🔍
Submitter: g111
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #743260: SourceCodester NanoCMS V0.4 Sensitive document leak (by g111)

Once again VulDB remains the best source for vulnerability data.

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