CVE-2026-34546: InternationalColorConsortium iccDEV · Divide By Zero
Affects InternationalColorConsortium iccDEVSource CVE Database V5
Not known to be exploited · CVSS 6.2 Medium : upgrade to 2.3.1.6 when convenient.
Data as of 30 Oct 2026, 11:52 UTC
- EPSS
- 0.1% chance of exploitation in 30 days – higher than 5% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available – fixed in 2.3.1.6
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitation evidence
Disclosed: evidence found.
CVE published 31 Mar 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
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), the Metasploit, Exploit-DB and nuclei-templates index as of 30 Oct 2026.
What to do
Upgrade iccDEV and internationalcolorconsortium/iccDEV to 2.3.1.6.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| InternationalColorConsortiumiccDEV | Affected
| Fixed in
|
GitHubinternationalcolorconsortium/iccDEVpkg:github/internationalcolorconsortium/iccDEVOther threats | Affected
| Fixed in
|
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
AI-suggested
To mitigate CVE-2026-34546, organizations should upgrade iccDEV to version 2.3.1.6 or later, where the divide-by-zero flaw has been patched. If you cannot patch yet, restrict access to iccTiffDump and related tools to trusted users only, minimizing exposure to crafted TIFF files from untrusted sources. Implement input validation and filtering on TIFF files before processing to detect and block malformed or suspicious files. Incorporate monitoring and alerting for crashes or abnormal behavior in image processing pipelines using iccDEV. For environments where local access cannot be tightly controlled, consider sandboxing or containerizing iccTiffDump to limit the impact of potential crashes. Regularly review and update software dependencies to ensure timely application of security patches.
Description
iccDEV provides a set of libraries and tools for working with ICC color management profiles. Prior to version 2.3.1.6, a crafted TIFF input can trigger Undefined Behavior (UB) due to division by zero in the TIFF handling code paths used by iccTiffDump. This issue has been patched in version 2.3.1.6.