CVE-2026-57062

lowpriority · track · 10EPSS 0.001 · 4 %ileexploit · PoCDEEUFRUS

grimoire priorityP1 · Urgent

Exploitable?

Public exploit

1 exploit · PoC

Likely / severe?

0.15% (4th) EPSS

CVSS 2.9 · low

Is it mine?

6 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · cert_bund · certfr

EPSS · scored 2026-10-27

CMS (Cryptographic Message Syntax) parsing in gpgsm in GnuPG through 2.5.20 mishandles the CMS format for AES-GCM because aes-ICVlen is supposed to be 12 bytes but 4 bytes is accepted. NOTE: this is related to CVE-2026-34182.

cvss

Technical severity, 0–10. One row per scoring source.

2.9

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.12.9lowCVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:Nsecondary · ENISA EU

v3.12.9lowCVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:Nsecondary · cve@mitre.org USexploitability 1.4 · impact 1.4

v3.12.8lowCVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N/E:Psecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-1284USprimary

exploits (1)

Public proof-of-concept and weaponised exploit code.

goldendivider/gpgsm-cve-2026-57062-cms-gcm-short-taggpgsm CVE-2026-57062 exploit POCPoC · poc_in_github

affected products (6)

Products and version ranges known to be affected.

Open Source GnuPGPall versionscert_bundDEcpe:/a:gnupg:gnupg:-
SUSE Linuxall versionscert_bundDEcpe:/o:suse:suse_linux:-
SUSE openSUSEall versionscert_bundDEcpe:/o:suse:opensuse:-
Ubuntu Linuxall versionscert_bundDEcpe:/o:canonical:ubuntu_linux:-
Dell Secure Connect Gateway< 5.36.00.16cert_bundDE
GnuPG GnuPG≤ 0 ≤2.5.20enisa_euvdEU

advisories (2)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2026-2047GnuPG: Schwachstelle ermöglicht Umgehen von SicherheitsvorkehrungenDeutsch2026-06-23csaf · cert_bundDE
Ein lokaler Angreifer kann eine Schwachstelle in GnuPG ausnutzen, um Sicherheitsvorkehrungen zu umgehen.
CERTFR-2026-AVI-1385Multiples vulnérabilités dans les produits VMwareFrançais2026-10-26vendor · certfrFR

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd cert_bund certfr NVD CVE.org MITRE

published 2026-06-23modified 2026-06-25

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+503 more

references (6)

External citations — patches, advisories, analysis.

scry

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