Quick answers
- Is CVE-2026-123263 exploited in the wild?
- No. Junglewise Threat Intelligence has no report of CVE-2026-123263 being exploited in the wild.
- How severe is CVE-2026-123263?
- High severity, with a CVSS score of 7.8, published 10 November 2026.
- Which products and versions are affected?
- Adobe After Effects 26.5 and earlier.
- Is there a fix for CVE-2026-123263?
- Yes: fixed in After Effects 27.0, 26.5.3. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
- How is CVE-2026-123263 attacked?
- It is attacked with local access.
- Am I affected by CVE-2026-123263?
- Check whether you run Adobe After Effects at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.
How to fix
- Fixed in: After Effects 27.0, 26.5.3
Technical details
This is a heap-based buffer overflow (CWE-122) in Adobe After Effects that allows arbitrary code execution when a victim opens a malicious file. The vulnerability requires local access and user interaction to open the malicious file, but no elevated privileges are required. The attack vector is local with user interaction, allowing an attacker to execute code in the context of the current user.
Affected products
- Adobe After Effects 26.5 and earlier
Timeline
- 2026-11-10: disclosed