Security Resilience

CVE-2025-41441

Info Disclosure in Synck Mailform Pro Cgi ≤ 4.3.4

Info Disclosure
Published
26 May 2025
Modified
17 June 2026
Patch / advisory
View advisory
CVSS Score v4 6.3
Click a component to see what it means
Raw vectorCVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
EPSS Score 0.0040 33th percentile
Risk Priority 40 floored blend · peak EPSS

CVSS and EPSS are reproduced from their sources (NVD, FIRST EPSS). Risk Priority is our own derived reading, not an NVD score.

Summary

CVE-2025-41441 is a medium-severity Generation of Error Message Containing Sensitive Information (CWE-209) vulnerability in Synck Mailform Pro Cgi. Its CVSS base score is 6.3 (Medium).

Operationally, exploitation aligns with the MITRE ATT&CK technique System Information Discovery (T1082); ranked at the 33th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

The strongest mitigations our analysis identified map to SI-11 (Error Handling) — see the control section below for these in your framework.

OWASP Top 10 for Web (2025)

A10:2025 Mishandling of Exceptional Conditions

EU & UK References

Vulnerability Data

Mailform Pro CGI prior to 4.3.4 generates error messages containing sensitive information, which may allow a remote unauthenticated attacker to obtain coupon codes. This vulnerability only affects products that use the coupon feature.

CWE(s)
CWE-209

Related Threats

MITRE ATT&CK Enterprise Techniques

T1082 System Information Discovery Discovery
An adversary may attempt to get detailed information about the operating system and hardware, including version, patches, hotfixes, service packs, and architecture.
attack.mitre.org →
T1592 Gather Victim Host Information Reconnaissance
Adversaries may gather information about the victim's hosts that can be used during targeting.
attack.mitre.org →
T1592.002 Software Reconnaissance
Adversaries may gather information about the victim's host software that can be used during targeting.
attack.mitre.org →
T1595 Active Scanning Reconnaissance
Adversaries may execute active reconnaissance scans to gather information that can be used during targeting.
attack.mitre.org →
Derived from this CVE’s CWE(s) via the direct CWE→ATT&CK cross-walk.

CVEs Like This One

CVE-2023-32610Same product: Synck Mailform Pro Cgi
CVE-2026-7860Shared CWE-209
CVE-2024-41674Shared CWE-209
CVE-2025-36437Shared CWE-209
CVE-2025-13726Shared CWE-209
CVE-2026-29110Shared CWE-209
CVE-2023-40171Shared CWE-209
CVE-2023-40725Shared CWE-209
CVE-2026-2752Shared CWE-209
CVE-2025-31960Shared CWE-209

Affected Assets

synck
mailform pro cgi
≤ 4.3.4

Mitigating Controls

Control response

Prevent
Stop it (NIST 800-53)

—

Detect
Catch it (NIST detect / respond)

—

Harden
Shrink the surface (DISA STIG)

—

Validate
Prove the fix (OWASP ASVS)
  • V16.5.1

Mitigating Controls (NIST 800-53 r5) AI

SI-11 Error Handling good match

si-11 directly requires error messages to avoid revealing exploitable information about the system or its data.

Mitigating Controls (NIST CSF 2.0) AI

Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→CSF cross-walk (authority under review) — links open the control.

PR.PS-06 mostly match
blocks

Secure SDLC practices directly require sanitized error handling to prevent sensitive data disclosure.

Mitigating Controls (ISO/IEC 27001:2022 Annex A) AI

Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→ISO cross-walk (authority under review) — links open the control.

A.8.29 Security testing in development and acceptance mostly match
finds

Security testing can detect error messages that leak sensitive information.

A.8.28 Secure coding partial match
prevents

Secure coding standards explicitly forbid exposing sensitive data in errors.

References