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CVE-2026-22863

Deno node:crypto doesn't finalize cipher

Published: Jan 15, 2026Updated: Jan 21, 2026 Sources: CVE List NVD GHSA BDUCWE-325
7.5HIGH
NVD MITRE
EPSS Score
0.2%
Top 90.6%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
Not available

Description

Deno is a JavaScript, TypeScript, and WebAssembly runtime. Before 2.6.0, node:crypto doesn't finalize cipher. The vulnerability allows an attacker to have infinite encryptions. This can lead to naive attempts at brute forcing, as well as more refined attacks with the goal to learn the server secrets. This vulnerability is fixed in 2.6.0.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:HI:NA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:NIntegrity
None
A:NAvailability
None
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Weaknesses

CWE-325

Affected Products

deno
oss-projectaka deno standard modules, deno runtime
denoLibrary
OSS Libraries / generic-library
Сообщество свободного программного обеспечения
oss-projectaka fsf
cryptoLibraryLibrary
OSS Libraries / generic-library
denoland
oss-project·USaka deno
denoOn-prem
OSS Libraries / generic-library
crates.io
package-ecosystem
deno
OSS Libraries

Exploitability

Official Patch Available
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References

https://github.com/denoland/deno/releases/tag/v2.6.0
github.com
https://github.com/denoland/deno/security/advisories/GHSA-5379-f5hf-w38v
github.com
https://github.com/denoland/deno/releases/tag/v2.6.0
github.com
and 2 more references View all →

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