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Vulnerability details: VCID-gadx-yqbe-gud6
Vulnerability ID VCID-gadx-yqbe-gud6
Aliases CVE-2021-25786
Summary
Status Published
Exploitability 0.5
Weighted Severity 4.8
Risk 2.4
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-416 Use After Free
System Score Found at
cvssv3 5.3 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-25786.json
epss 0.00322 https://api.first.org/data/v1/epss?cve=CVE-2021-25786
epss 0.00322 https://api.first.org/data/v1/epss?cve=CVE-2021-25786
epss 0.00322 https://api.first.org/data/v1/epss?cve=CVE-2021-25786
cvssv3.1 7.8 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
ssvc Track https://github.com/qpdf/qpdf/issues/492
ssvc Track https://lists.debian.org/debian-lts-announce/2023/08/msg00037.html
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-25786.json
https://api.first.org/data/v1/epss?cve=CVE-2021-25786
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-25786
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
2231536 https://bugzilla.redhat.com/show_bug.cgi?id=2231536
492 https://github.com/qpdf/qpdf/issues/492
msg00037.html https://lists.debian.org/debian-lts-announce/2023/08/msg00037.html
No exploits are available.
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-25786.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

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/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: SSVCv2/E:P/A:N/T:P/P:M/B:A/M:M/D:T/2024-10-09T17:50:50Z/ Found at https://github.com/qpdf/qpdf/issues/492
Vector: SSVCv2/E:P/A:N/T:P/P:M/B:A/M:M/D:T/2024-10-09T17:50:50Z/ Found at https://lists.debian.org/debian-lts-announce/2023/08/msg00037.html
Exploit Prediction Scoring System (EPSS)
Percentile 0.55654
EPSS Score 0.00322
Published At June 11, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-06-10T18:07:58.958339+00:00 SUSE Severity Score Importer Import https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml 38.6.0