CVE-2025-11579

mediumpriority · track · 36EPSS 0.004 · 31 %ileexploit · PoCEUFRUS

grimoire priorityP1 · Urgent

Exploitable?

Public exploit

1 exploit · PoC

Likely / severe?

0.37% (31st) EPSS

CVSS 6.5 · medium

Is it mine?

5 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · osv · nvd

EPSS · scored 2026-10-27

github.com/nwaples/rardecode versions <=2.1.1 fail to restrict the dictionary size when reading large RAR dictionary sizes, which allows an attacker to provide a specially crafted RAR file and cause Denial of Service via an Out Of Memory Crash.

cvss

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

6.5

010

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

v3.16.5mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:Hprimary · NVD / NIST USexploitability 2.8 · impact 3.6

v3.15.3mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Lsecondary · ENISA EU

v3.15.3mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Lsecondary · responsibledisclosure@mattermost.comexploitability 3.9 · impact 1.4

v3.15.3mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Lsecondary · OSV

v3.16.2mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H/E:Psecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: none · Automatable: yes · Technical Impact: partialcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-789USCWE-789US

exploits (1)

Public proof-of-concept and weaponised exploit code.

shinigami-777/PoC_CVE-2025-11579Proof of Concept for CVE-2025-11579PoC · poc_in_github

affected products (5)

Products and version ranges known to be affected.

nwaples rardecode≤ 2.0.1 ≤2.1.1enisa_euvdEU
nwaples rardecode≤ 2.1.1nvdUScpe:2.3:a:nwaples:rardecode:*:*:*:*:*:*:*:*
Go github.com/nwaples/rardecode≤ 1.1.3osvUSpkg:golang/github.com/nwaples/rardecode
Go github.com/nwaples/rardecodeall versionsosvUSpkg:golang/github.com/nwaples/rardecode
Go github.com/nwaples/rardecode/v2< 2.2.0osvUSpkg:golang/github.com/nwaples/rardecode/v2

advisories (3)

Vendor and ecosystem advisories describing this.

GHSA-rwvp-r38j-9rggrardecode: DoS risk due to unrestricted RAR dictionary sizes2025-10-10ghsa · osvUS
rardecode versions <= 2.1.1 fail to restrict the dictionary size when reading large RAR dictionary sizes, which allows an attacker to provide a specially crafted RAR file and cause Denial of Service via an Out Of Memory Crash.
CERTFR-2026-AVI-1385Multiples vulnérabilités dans les produits VMwareFrançais2026-10-26vendor · certfrFR
GO-2025-4020DoS risk due to unrestricted RAR dictionary sizes in github.com/nwaples/rardecode2025-11-05vendor · osvUS
DoS risk due to unrestricted RAR dictionary sizes in github.com/nwaples/rardecode

also known as (5)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd osv nvd certfr NVD CVE.org MITRE

published 2025-10-10modified 2026-06-17

references (7)

External citations — patches, advisories, analysis.

scry

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