CTFd 3.8.1-18-gdb5a18c4 Admin Import path traversal

CVSS Meta Temp Score
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Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.8$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in CTFd 3.8.1-18-gdb5a18c4. This impacts an unknown function of the component Admin Import. Performing a manipulation results in Remote Privilege Escalation. This vulnerability is identified as CVE-2026-30345. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in CTFd 3.8.1-18-gdb5a18c4. It has been classified as critical. This affects some unknown functionality of the component Admin Import. The manipulation with an unknown input leads to a remote privilege escalation vulnerability. CWE is classifying the issue as CWE-23. The product uses external input to construct a pathname that should be within a restricted directory, but it does not properly neutralize sequences such as ".." that can resolve to a location that is outside of that directory. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

A zip slip vulnerability in the Admin import functionality of CTFd v3.8.1-18-gdb5a18c4 allows attackers to write arbitrary files outside the intended directories via supplying a crafted import.

This vulnerability is uniquely identified as CVE-2026-30345 since 03/04/2026. The exploitability is told to be easy. It is possible to initiate the attack remotely. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 03/24/2026). The attack technique deployed by this issue is T1006 according to MITRE ATT&CK.

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

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.9
VulDB Meta Temp Score: 6.8

VulDB Base Score: 6.3
VulDB Temp Score: 6.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

ADP CISA Base Score: 7.5
ADP CISA Vector: 🔒

CVSSv2info

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

Exploitinginfo

Class: Path traversal
CWE: CWE-23 / CWE-22
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

03/04/2026 CVE reserved
03/18/2026 +14 days Advisory disclosed
03/18/2026 +0 days VulDB entry created
03/24/2026 +6 days VulDB entry last update

Sourcesinfo

Status: Not defined

CVE: CVE-2026-30345 (🔒)
GCVE (CVE): GCVE-0-2026-30345
GCVE (VulDB): GCVE-100-351591

Entryinfo

Created: 03/18/2026 19:58
Updated: 03/24/2026 17:52
Changes: 03/18/2026 19:58 (49), 03/22/2026 12:44 (13), 03/24/2026 17:52 (1)
Complete: 🔍
Cache ID: 216::103

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