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Report · Kaspersky Security BlogAbout CVE-2026-3102Published

CVE-2026-3102: macOS ExifTool image-processing vulnerability | Kaspersky official blog

Source Kaspersky Security Blog

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Authoritative record:CVE-2026-3102· Medium 5.3

Public exploit available · CVSS 5.3 Medium : upgrade to 13.50 as a priority.

Data as of 5 Nov 2026, 00:01 UTC

CVSS 4.0 base score
5.3Medium
How severe the flaw is on the 0–10 CVSS scale.
Patch
Available – fixed in 13.50
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 24 Feb 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: evidence found.

    CVSS exploit maturity: proof of concept public

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq 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 5 Nov 2026.

What to do

Upgrade exiftool/exiftool to 13.50.

Affected software

ProductAffectedFixed in
exiftoolAffected
  • 13.0 – 13.49
50 affected builds
Fixed in–
GitHubexiftool/exiftoolpkg:github/exiftool/exiftoolOther threatsAffected
  • <13.50
Fixed in
  • 13.50

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

AI-suggested

  1. Immediately update all instances of ExifTool to version 13.50 or later on all macOS systems.
  2. 3. Disable or avoid using the -n (or --printConv) flag in ExifTool unless absolutely necessary, as this flag enables the vulnerability. 4. Isolate processing of untrusted or external image files by using dedicated machines or virtual environments with restricted network and data access to contain potential infections. 5. Implement strict endpoint security solutions on all macOS devices, including real-time malware detection and behavioral monitoring, especially for users handling external files. 6. Educate staff in media, legal, forensic, and related fields about the risks of processing untrusted images and enforce policies to verify file sources. 7. Continuously monitor open-source software supply chains for vulnerabilities and apply patches promptly using threat intelligence feeds. 8. Restrict BYOD and contractor access to networks unless devices meet security standards and have updated software. 9. Employ network segmentation to limit lateral movement if a system is compromised. 10. Regularly back up critical data and verify recovery procedures to mitigate impact of potential malware deployment.

Description

A comprehensive guide to mitigating the dangerous ExifTool vulnerability affecting image metadata processing on macOS.

References

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