VulnerabilityPublished 16 Mar 2026

CVE-2026-4285: taoofagi easegen-admin · Path Traversal

Affects taoofagi easegen-adminSource CVE Database V5

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Public exploit available · CVSS 5.1 Medium.

Data as of 30 Oct 2026, 11:52 UTC

CVSS 4.0 base score

5.1Medium

How severe the flaw is on the 0–10 CVSS scale.

EPSS: 0.4% chance of exploitation in 30 days – higher than 41% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.

CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P

Base metrics

Attack Vector: Network
Attack Complexity: Low
Attack Requirements: None
Privileges Required: High
User Interaction: None
Vulnerable system confidentiality: Low
Vulnerable system integrity: None
Vulnerable system availability: None
Subsequent system confidentiality: None
Subsequent system integrity: None
Subsequent system availability: None

Threat metrics

Exploit Maturity: POC

Bold values are the worst case: easiest to exploit or largest impact.

Attack Vector: Network: The vulnerable system is bound to the network stack and the set of possible attackers extends beyond the other options listed below, up to and including the entire Internet. Such a vulnerability is often termed “remotely exploitable” and can be thought of as an attack being exploitable at the protocol level one or more network hops away (e.g., across one or more routers).
Attack Complexity: Low: The attacker must take no measurable action to exploit the vulnerability. The attack requires no target-specific circumvention to exploit the vulnerability. An attacker can expect repeatable success against the vulnerable system.
Attack Requirements: None: The successful attack does not depend on the deployment and execution conditions of the vulnerable system. The attacker can expect to be able to reach the vulnerability and execute the exploit under all or most instances of the vulnerability.
Privileges Required: High: The attacker requires privileges that provide significant (e.g., administrative) control over the vulnerable system allowing full access to the vulnerable system’s settings and files.
User Interaction: None: The vulnerable system can be exploited without interaction from any human user, other than the attacker.
Vulnerable system confidentiality: Low: There is some loss of confidentiality. Access to some restricted information is obtained, but the attacker does not have control over what information is obtained, or the amount or kind of loss is limited. The information disclosure does not cause a direct, serious loss to the Vulnerable System.
Vulnerable system integrity: None: There is no loss of integrity within the Vulnerable System.
Vulnerable system availability: None: There is no impact to availability within the Vulnerable System.
Subsequent system confidentiality: None: There is no loss of confidentiality within the Subsequent System or all confidentiality impact is constrained to the Vulnerable System.
Subsequent system integrity: None: There is no loss of integrity within the Subsequent System or all integrity impact is constrained to the Vulnerable System.
Subsequent system availability: None: There is no impact to availability within the Subsequent System or all availability impact is constrained to the Vulnerable System.
Exploit Maturity: POC: Based on threat intelligence sources each of the following must apply: · Proof-of-concept is publicly available · No knowledge of reported attempts to exploit this vulnerability · No knowledge of publicly available solutions used to simplify attempts to exploit the vulnerability

Definitions: FIRST CVSS v4.0 specification.

Exploitation evidence

Disclosed: evidence found.
CVE published 16 Mar 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: evidence found.
CVSS exploit maturity: proof of concept public
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), CVSS vector, the Metasploit, Exploit-DB and nuclei-templates index as of 30 Oct 2026.

Disclosed: The CVE record is public on cve.org. Its publication is t = 0.
Detectable: A public nuclei template can find exposed instances, for defenders and attackers alike.
Weaponized: A Metasploit exploit module or Exploit-DB entry exists (Metasploit scanner modules do not count), or CISA SSVC or the CVSS exploit maturity reports a public proof of concept.
Exploited in the wild: CISA KEV lists it, CISA SSVC rates exploitation active, or a source reports attacks.
Observed by OffSeq Mirage: OffSeq Mirage honeypot sensors recorded attack traffic for this CVE, or found exposed hosts without attack traffic.

Moments are spaced evenly, not to scale; a dashed line marks a gap of six months or more. Deltas count from t = 0. Sources that give only a date (CISA KEV, Exploit-DB, or a time of exactly 00:00Z) read “same day” rather than hours. Metasploit modules carry the flaw’s disclosure date, not their release date, and nuclei templates carry no date, so both appear above but not on the timeline.

What to do

Affected software

Product	Affected	Fixed in
taoofagieasegen-admin	Affected =8f87936ac774065b92fb20aab55b274a6ea76433	Fixed in–

AI-suggested

Restrict access to the easegen-admin application and its underlying server to trusted users only, minimizing the risk of attackers obtaining the high privileges required for exploitation.
Implement strict input validation and sanitization on the fileUrl parameter at the application or web server level as a temporary control to prevent path traversal attempts.
Use web application firewalls (WAFs) with custom rules to detect and block path traversal payloads targeting the recognizeMarkdown function or related endpoints.
Monitor logs for unusual file access patterns or attempts to access unauthorized directories.
Isolate the application environment using containerization or sandboxing to limit the impact of any potential breach.
Regularly audit and review file permissions on the server to ensure sensitive files are not accessible by the application process unnecessarily.
Engage with the vendor or community to track any forthcoming patches or updates and plan for timely application once available.
Consider alternative software solutions if the vendor remains unresponsive and the risk is unacceptable.
Educate administrators about the vulnerability and ensure incident response plans include scenarios involving path traversal attacks.

Description

CVE-2026-4285 is a medium severity path traversal vulnerability in the taoofagi easegen-admin product, specifically in the recognizeMarkdown function of Pdf2MdUtil.java. The flaw allows remote attackers to manipulate the fileUrl argument to access unauthorized files on the server. Exploitation does not require user interaction but does require high privileges. The vulnerability affects versions up to commit 8f87936ac774065b92fb20aab55b274a6ea76433. No official patch or updated version is currently available due to the vendor's lack of response. Although no known exploits are in the wild, public exploit code exists, increasing risk. Organizations using easegen-admin should prioritize mitigating this issue to prevent unauthorized file access and potential data leakage.

Impact

The primary impact of CVE-2026-4285 is unauthorized access to sensitive files on servers running the affected version of taoofagi easegen-admin. This can lead to leakage of confidential information, including configuration files, credentials, or proprietary data, potentially enabling further attacks such as privilege escalation or lateral movement within the network. Since exploitation requires high privileges, the threat is more significant in environments where attackers have already gained partial access. The lack of vendor response and absence of patches increase the risk exposure duration. Organizations relying on easegen-admin for digital course management or related functions may face data breaches, compliance violations, and reputational damage. The rolling release nature of the product complicates patch management, increasing the likelihood of unpatched vulnerable instances. Although no active exploitation is reported, public exploit availability raises the risk of future attacks, especially from skilled threat actors targeting educational or digital content platforms.

Summary

CVE-2026-4285 is a path traversal vulnerability found in the taoofagi easegen-admin software, specifically within the recognizeMarkdown function located in the Pdf2MdUtil.java file of the yudao-module-digitalcourse module. The vulnerability arises from improper validation or sanitization of the fileUrl parameter, which an attacker can manipulate to traverse directories and access files outside the intended directory scope. This can lead to unauthorized disclosure of sensitive files on the server. The vulnerability is remotely exploitable without requiring user interaction but does require the attacker to have high privileges on the system, indicating that some form of authentication or elevated access is necessary before exploitation. The CVSS 4.0 score is 5.1 (medium severity), reflecting the moderate impact and exploitation complexity. Public exploit code is available, which could facilitate attacks by skilled adversaries. The vulnerability primarily impacts confidentiality by enabling unauthorized file access but does not affect integrity or availability directly. No known active exploitation has been reported yet.

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Exploitation evidence

What to do

Affected software

Description

AI analysisMachine-generated, updated 24 Mar 2026, 01:06 UTC

Technical details

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