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Vulnerability details: VCID-a9dn-qcuy-f7cs
Vulnerability ID VCID-a9dn-qcuy-f7cs
Aliases CVE-2026-1489
Summary Glib: GLib: Memory corruption via integer overflow in Unicode case conversion
Status Published
Exploitability 0.5
Weighted Severity 4.9
Risk 2.5
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-787 Out-of-bounds Write
System Score Found at
cvssv3 5.4 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-1489.json
cvssv3.1 5.4 https://access.redhat.com/security/cve/CVE-2026-1489
ssvc Track https://access.redhat.com/security/cve/CVE-2026-1489
epss 0.00057 https://api.first.org/data/v1/epss?cve=CVE-2026-1489
epss 0.00057 https://api.first.org/data/v1/epss?cve=CVE-2026-1489
epss 0.00066 https://api.first.org/data/v1/epss?cve=CVE-2026-1489
epss 0.00066 https://api.first.org/data/v1/epss?cve=CVE-2026-1489
epss 0.00066 https://api.first.org/data/v1/epss?cve=CVE-2026-1489
epss 0.00066 https://api.first.org/data/v1/epss?cve=CVE-2026-1489
epss 0.00066 https://api.first.org/data/v1/epss?cve=CVE-2026-1489
epss 0.00066 https://api.first.org/data/v1/epss?cve=CVE-2026-1489
cvssv3.1 5.4 https://bugzilla.redhat.com/show_bug.cgi?id=2433348
ssvc Track https://bugzilla.redhat.com/show_bug.cgi?id=2433348
cvssv3.1 8.1 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv3.1 5.4 https://gitlab.gnome.org/GNOME/glib/-/issues/3872
ssvc Track https://gitlab.gnome.org/GNOME/glib/-/issues/3872
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-1489.json
https://api.first.org/data/v1/epss?cve=CVE-2026-1489
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-1489
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
1126549 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1126549
2433348 https://bugzilla.redhat.com/show_bug.cgi?id=2433348
3872 https://gitlab.gnome.org/GNOME/glib/-/issues/3872
cpe:/o:redhat:enterprise_linux:10 https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:/o:redhat:enterprise_linux:10
cpe:/o:redhat:enterprise_linux:6 https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:/o:redhat:enterprise_linux:6
cpe:/o:redhat:enterprise_linux:7 https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:/o:redhat:enterprise_linux:7
cpe:/o:redhat:enterprise_linux:8 https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:/o:redhat:enterprise_linux:8
cpe:/o:redhat:enterprise_linux:9 https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:/o:redhat:enterprise_linux:9
CVE-2026-1489 https://access.redhat.com/security/cve/CVE-2026-1489
USN-8017-1 https://usn.ubuntu.com/8017-1/
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-1489.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

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none

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unchanged

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Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L Found at https://access.redhat.com/security/cve/CVE-2026-1489
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

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none
Vector: SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2026-01-27T15:09:00Z/ Found at https://access.redhat.com/security/cve/CVE-2026-1489
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L Found at https://bugzilla.redhat.com/show_bug.cgi?id=2433348
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

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none
Vector: SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2026-01-27T15:09:00Z/ Found at https://bugzilla.redhat.com/show_bug.cgi?id=2433348
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L Found at https://gitlab.gnome.org/GNOME/glib/-/issues/3872
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2026-01-27T15:09:00Z/ Found at https://gitlab.gnome.org/GNOME/glib/-/issues/3872
Exploit Prediction Scoring System (EPSS)
Percentile 0.18139
EPSS Score 0.00057
Published At April 2, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-04-01T13:32:19.180215+00:00 RedHat Importer Import https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-1489.json 38.0.0