CVE-2026-3282

LowPublic PoC

Published: 27 February 2026

Published

27 February 2026

Modified

02 March 2026

KEV Added

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Patch

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CVSS Score 3.3 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

EPSS Score 0.0001 1.2th percentile

Risk Priority 7 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2026-3282 is a low-severity Improper Restriction of Operations within the Bounds of a Memory Buffer (CWE-119) vulnerability in Libvips Libvips. Its CVSS base score is 3.3 (Low).

Operationally, exploitation aligns with the MITRE ATT&CK technique Data from Local System (T1005); ranked at the 1.2th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

Threat & Defense at a Glance

What attackers do: exploitation maps to Data from Local System (T1005).

Threat & Defense Details

Likely Mitigating ControlsAI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

SA-11 Developer Testing and Evaluation

addresses: CWE-119

Ongoing control assessments and code testing (static/dynamic analysis, fuzzing) surface memory buffer restriction failures, which are then remediated before release.

SC-27 Platform-independent Applications

addresses: CWE-119

Managed runtimes used by platform-independent applications (e.g., JVM, CLR) enforce memory safety, preventing most buffer overflows that require direct memory manipulation.

SI-16 Memory Protection

addresses: CWE-119

Memory protections (e.g., W^X, ASLR) make exploitation of buffer-boundary violations far harder to turn into code execution.

SI-4 System Monitoring

addresses: CWE-119

Detects exploitation attempts that produce memory corruption, crashes, or anomalous behavior.

MITRE ATT&CK Enterprise TechniquesAI

T1005 Data from Local System Collection

Adversaries may search local system sources, such as file systems, configuration files, local databases, virtual machine files, or process memory, to find files of interest and sensitive data prior to Exfiltration.

attack.mitre.org →

Why these techniques?

Out-of-bounds read in local library enables direct extraction of sensitive data from process memory on the local system (T1005).

Confidence: MEDIUM · MITRE ATT&CK Enterprise v18.1

NVD Description

A flaw has been found in libvips 8.19.0. This vulnerability affects the function vips_unpremultiply_build of the file libvips/conversion/unpremultiply.c. Executing a manipulation of the argument alpha_band can lead to out-of-bounds read. The attack needs to be launched locally. The exploit has…

been published and may be used. This patch is called 7215ead1e0cd7d3703cc4f5fca06d7d0f4c22b91. A patch should be applied to remediate this issue.

Deeper analysisAI

CVE-2026-3282 is an out-of-bounds read vulnerability in libvips version 8.19.0, affecting the vips_unpremultiply_build function within the file libvips/conversion/unpremultiply.c. The flaw arises from manipulation of the alpha_band argument, leading to improper memory access. It is classified under CWE-119 (Improper Restriction of Operations within the Bounds of a Memory Buffer) and CWE-125 (Out-of-bounds Read), with a CVSS v3.1 base score of 3.3 (AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N).

The vulnerability requires local access to exploit, with low attack complexity and low privileges (PR:L), and no user interaction. A local attacker can trigger the out-of-bounds read to obtain sensitive information (low confidentiality impact), though it does not affect integrity or availability. An exploit has been published and may be used.

Mitigation is available via the patch at commit 7215ead1e0cd7d3703cc4f5fca06d7d0f4c22b91 in the libvips repository. Security practitioners should update to a patched version of libvips, with details discussed in GitHub issues #4881 and pull request #4886.