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Vulnerability record · CVE-2026-55211 · published 15 September 2026

CVE-2026-55211: Out-of-bounds read vulnerability

Surfio is a library for reading and writing surface files. Prior to 0.0.19, surfio does not correctly validate size fields in IRAP files, leading to a buffer overflow when untrusted files are parsed. The severity assumes surfio is used to parse untrusted files in a networking context such as a web service. This issue is fixed in version 0.0.19.

9.8 CVSS 3.0 Critical EPSS 0.74% · top 47.1% CWE-125 · Out-of-bounds read Received
9.8CVSS 3.0 base score
0.74%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
5References
17 Sep 2026Last modified by NVD

Description

Surfio is a library for reading and writing surface files. Prior to 0.0.19, surfio does not correctly validate size fields in IRAP files, leading to a buffer overflow when untrusted files are parsed. The severity assumes surfio is used to parse untrusted files in a networking context such as a web service. This issue is fixed in version 0.0.19.

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

LinkTags
https://github.com/equinor/surfio/commit/1619750bce28e39c4f378d2fb6d28b72380a12aa
https://github.com/equinor/surfio/commit/e009c0cad145484f854aeb22d1979f9216b291db
https://github.com/equinor/surfio/pull/86
https://github.com/equinor/surfio/releases/tag/0.0.19
https://github.com/equinor/surfio/security/advisories/GHSA-rcr2-hggw-43wm

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Source: NIST National Vulnerability Database (record CVE-2026-55211), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.