Cyber Posture

CVE-2025-9296

MediumPublic PoC

Published: 21 August 2025

Published
21 August 2025
Modified
29 April 2026
KEV Added
Patch
CVSS Score 4.7 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L
EPSS Score 0.0013 32.4th percentile
Risk Priority 9 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2025-9296 is a medium-severity Improper Access Control (CWE-284) vulnerability in Emlog Emlog. Its CVSS base score is 4.7 (Medium).

Operationally, exploitation aligns with the MITRE ATT&CK technique Exploit Public-Facing Application (T1190); ranked at the 32.4th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

Threat & Defense at a Glance

What attackers do: exploitation maps to Exploit Public-Facing Application (T1190) and 2 other techniques.
Threat & Defense Details

Likely Mitigating ControlsAI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-284 CWE-434

This control enforces ownership-based restrictions on portable storage device use, directly implementing access control over media insertion into organizational systems.

addresses: CWE-284 CWE-434

Hardware write-protect enforces access control on critical resources (e.g., firmware) independent of software state.

addresses: CWE-284

The access control policy and procedures directly mandate and enforce proper access control mechanisms across the organization.

addresses: CWE-284

Device lock enforces restricted access until re-authentication, directly reducing unauthorized use of active sessions.

addresses: CWE-284

Supervision and review of access control activities directly detects and remediates improper access configurations or usages.

addresses: CWE-284

Explicitly identifying and documenting actions permitted without identification or authentication enforces proper access control boundaries by defining justified exceptions.

addresses: CWE-284

By automatically labeling outputs with security attributes, the control supports attribute-based enforcement and reduces exploitability of improper access control weaknesses.

addresses: CWE-284

Associating and retaining security attributes with data directly supports enforcement of access control decisions across storage, processing, and transmission.

MITRE ATT&CK Enterprise TechniquesAI

T1190 Exploit Public-Facing Application Initial Access
Adversaries may attempt to exploit a weakness in an Internet-facing host or system to initially access a network.
T1505.003 Web Shell Persistence
Adversaries may backdoor web servers with web shells to establish persistent access to systems.
T1608.002 Upload Tool Resource Development
Adversaries may upload tools to third-party or adversary controlled infrastructure to make it accessible during targeting.
Why these techniques?

Unrestricted file upload in public-facing web app (/admin/blogger.php?action=update_avatar) enables exploitation of public-facing application (T1190), deployment of web shells via uploaded malicious PHP scripts (T1505.003), and staging of tools/malware (T1608.002) without authentication.

NVD Description

A security vulnerability has been detected in Emlog Pro up to 2.5.18. This affects an unknown function of the file /admin/blogger.php?action=update_avatar. Such manipulation of the argument image leads to unrestricted upload. It is possible to launch the attack remotely. The…

more

exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Deeper analysisAI

CVE-2025-9296 is a security vulnerability in Emlog Pro versions up to 2.5.18 that enables unrestricted file upload. The issue affects an unknown function within the file /admin/blogger.php?action=update_avatar, where manipulation of the image argument allows attackers to upload arbitrary files. Associated with CWE-284 (Improper Access Control) and CWE-434 (Unrestricted Upload of File with Dangerous Type), it carries a CVSS v3.1 base score of 4.7 (AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L).

The vulnerability is exploitable remotely over the network with low complexity and no user interaction required, but demands high privileges such as administrative access. Successful exploitation grants limited impacts on confidentiality, integrity, and availability, potentially allowing attackers to upload malicious files that could lead to further compromise depending on server configuration.

Advisories referenced on VulDB and a GitHub issue detail the vulnerability and note that the exploit has been publicly disclosed. The vendor was contacted early regarding disclosure but provided no response, leaving no official patches or mitigation guidance available.

Details

CWE(s)

Affected Products

emlog
emlog
≤ 2.5.18

CVEs Like This One

CVE-2026-22799Same product: Emlog Emlog
CVE-2025-25783Same product: Emlog Emlog
CVE-2025-29401Same product: Emlog Emlog
CVE-2026-21433Same product: Emlog Emlog
CVE-2025-30372Same product: Emlog Emlog
CVE-2026-21430Same product: Emlog Emlog
CVE-2026-34607Same product: Emlog Emlog
CVE-2025-25823Same product: Emlog Emlog
CVE-2026-31954Same product: Emlog Emlog
CVE-2025-61318Same product: Emlog Emlog

References