Syoyo TinyEXR up to 3.2.0 ParseEXRMultipartHeaderFromMemory out-of-bounds

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.4$0-$5k0.42-

Summaryinfo

A vulnerability categorized as problematic has been discovered in Syoyo TinyEXR up to 3.2.0. Affected by this issue is the function ParseEXRMultipartHeaderFromMemory. The manipulation results in out-of-bounds. This vulnerability is identified as CVE-2026-110597. The attack is only possible with local access. There is not any exploit available.

Detailsinfo

A vulnerability was found in Syoyo TinyEXR up to 3.2.0. It has been classified as problematic. Affected is the function ParseEXRMultipartHeaderFromMemory. The manipulation with an unknown input leads to a out-of-bounds vulnerability. CWE is classifying the issue as CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Tinyexr through 3.2.0 contains a heap out-of-bounds read vulnerability in ParseEXRMultipartHeaderFromMemory() that allows attackers to read beyond buffers due to a stale remaining-size value. Attackers can supply a crafted multi-part EXR file whose later part headers bypass ReadAttribute() bounds checks, crashing applications or leaking adjacent heap memory into attribute values.

The advisory is shared for download at hackmd.io. This vulnerability is traded as CVE-2026-110597 since 10/14/2026. The exploitability is told to be easy. The attack needs to be approached locally. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.4

VulDB Base Score: 4.8
VulDB Temp Score: 4.8
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 6.1
CNA Vector (VulnCheck): 🔒

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Out-of-bounds
CWE: CWE-125 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: Partially

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

10/14/2026 Advisory disclosed
10/14/2026 +0 days CVE reserved
10/14/2026 +0 days VulDB entry created
10/14/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: hackmd.io
Status: Not defined

CVE: CVE-2026-110597 (🔒)
GCVE (CVE): GCVE-0-2026-110597
GCVE (VulDB): GCVE-100-420036

Entryinfo

Created: 10/14/2026 18:18
Changes: 10/14/2026 18:18 (74)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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