CVE-2026-21504
Heap Buffer Overflow in iccDEV ToneMap Parser
Description
iccDEV provides a set of libraries and tools that allow for the interaction, manipulation, and application of ICC color management profiles. Prior to version 2.3.1.2, iccDEV is vulnerable to heap buffer overflow in the ToneMap parser. This issue has been patched in version 2.3.1.2.
INFO
Published Date :
Jan. 7, 2026, 6:15 p.m.
Last Modified :
Jan. 9, 2026, 9:34 p.m.
Remotely Exploit :
No
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | MEDIUM | [email protected] | ||||
| CVSS 3.1 | MEDIUM | MITRE-CVE | ||||
| CVSS 3.1 | HIGH | [email protected] |
Solution
- Update iccDEV to version 2.3.1.2.
- Apply vendor-provided patches if available.
Public PoC/Exploit Available at Github
CVE-2026-21504 has a 1 public
PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-21504.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-21504 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-21504
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Community reconstruction of the legacy JSON NVD Data Feeds. This project uses and redistributes data from the NVD API but is neither endorsed nor certified by the NVD.
Shell
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-21504 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-21504 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
Initial Analysis by [email protected]
Jan. 09, 2026
Action Type Old Value New Value Added CVSS V3.1 AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Added CWE CWE-787 Added CPE Configuration OR *cpe:2.3:a:color:iccdev:*:*:*:*:*:*:*:* versions up to (excluding) 2.3.1.2 Added Reference Type GitHub, Inc.: https://github.com/InternationalColorConsortium/iccDEV/blob/798be59011649a26a529600cc3cd56437634d3d0/IccProfLib/IccMpeBasic.cpp#L4557 Types: Product Added Reference Type GitHub, Inc.: https://github.com/InternationalColorConsortium/iccDEV/commit/14fe3785e6b1f9992375b2a24617a0d7f6a70f95 Types: Patch Added Reference Type GitHub, Inc.: https://github.com/InternationalColorConsortium/iccDEV/commit/23a38f83f2a5874a1c4427df59ec342af3277cad Types: Patch Added Reference Type GitHub, Inc.: https://github.com/InternationalColorConsortium/iccDEV/issues/366 Types: Exploit, Issue Tracking Added Reference Type GitHub, Inc.: https://github.com/InternationalColorConsortium/iccDEV/pull/415 Types: Issue Tracking Added Reference Type GitHub, Inc.: https://github.com/InternationalColorConsortium/iccDEV/security/advisories/GHSA-rqp9-r53c-3m9h Types: Third Party Advisory -
New CVE Received by [email protected]
Jan. 07, 2026
Action Type Old Value New Value Added Description iccDEV provides a set of libraries and tools that allow for the interaction, manipulation, and application of ICC color management profiles. Prior to version 2.3.1.2, iccDEV is vulnerable to heap buffer overflow in the ToneMap parser. This issue has been patched in version 2.3.1.2. Added CVSS V3.1 AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H Added CWE CWE-787 Added CWE CWE-122 Added CWE CWE-193 Added Reference https://github.com/InternationalColorConsortium/iccDEV/blob/798be59011649a26a529600cc3cd56437634d3d0/IccProfLib/IccMpeBasic.cpp#L4557 Added Reference https://github.com/InternationalColorConsortium/iccDEV/commit/14fe3785e6b1f9992375b2a24617a0d7f6a70f95 Added Reference https://github.com/InternationalColorConsortium/iccDEV/commit/23a38f83f2a5874a1c4427df59ec342af3277cad Added Reference https://github.com/InternationalColorConsortium/iccDEV/issues/366 Added Reference https://github.com/InternationalColorConsortium/iccDEV/pull/415 Added Reference https://github.com/InternationalColorConsortium/iccDEV/security/advisories/GHSA-rqp9-r53c-3m9h