CVE-2025-48072: AcademySoftwareFoundation openexr · Out-of-bounds Read
Affects AcademySoftwareFoundation openexrSource CVE Database V5
Not known to be exploited · CVSS 6.8 Medium · fixed in 3.3.3 : update AcademySoftwareFoundation openexr when convenient.
Data as of 25 Oct 2026, 19:02 UTC
- EPSS
- 0.5% chance of exploitation in 30 days – higher than 45% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available – fixed in 3.3.3
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:N/VA:H/SC:N/SI:N/SA:NExploitation evidence
Disclosed: evidence found.
CVE published 31 Jul 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: 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 2026-10-25.
What to do
AI-suggested
European organizations should promptly upgrade all openexr deployments to version 3.3.3 or later to remediate this vulnerability. Where immediate patching is not feasible, implement strict validation and sanitization of EXR files before processing, including sandboxing the decompression routines to limit potential damage from malicious files. Employ application whitelisting and restrict the acceptance of EXR files from untrusted sources. Integrate file integrity checks and scanning for malformed EXR files using specialized security tools. Additionally, monitor logs for crashes or abnormal behavior in applications handling EXR files, which may indicate exploitation attempts. For organizations developing proprietary tools using openexr, ensure dependencies are updated and conduct thorough code reviews focusing on memory handling during image decompression. Finally, raise user awareness about the risks of opening untrusted EXR files to reduce the likelihood of user-initiated exploitation.
Description
OpenEXR provides the specification and reference implementation of the EXR file format, an image storage format for the motion picture industry. Version 3.3.2 is vulnerable to a heap-based buffer overflow during a read operation due to bad pointer math when decompressing DWAA-packed scan-line EXR files with a maliciously forged chunk. This is fixed in version 3.3.3.
References
- github.com/AcademySoftwareFoundation/openexr/security/advisories/GHSA-4r7w-q3jg-ff43 (opens in a new tab)
- github.com/AcademySoftwareFoundation/openexr/commit/2d09449427b13a05f7c31a98ab2c4347c23db361 (opens in a new tab)
- github.com/AcademySoftwareFoundation/openexr/releases/tag/v3.3.3 (opens in a new tab)