HOMEVULNERABILITIESCVE-2020-26292
CRITICAL

CVE-2020-26292

CWE-507Published: January 4, 2021· Updated: Jun 17, 2026

9.8
CVSS v3.1

Official Description

Creeper is an experimental dynamic, interpreted language. The binary release of Creeper Interpreter 1.1.3 contains potential malware. The compromised binary release was available for a few hours between December 26, 2020 at 3:22 PM EST to December 26, 2020 at 11:00 PM EST. If you used the source code, you are **NOT** affected. This only affects the binary releases. The binary of unknown quality has been removed from the release. If you have downloaded the binary, please delete it and run a reputable antivirus scanner to ensure that your computer is clean.

NVD Source

Technical Analysis

CVE-2020-26292 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

chatter-social1 product(s)
creeper
Source: NVD CPE · 1 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

All References (2)

Quick Facts

CVE IDCVE-2020-26292
CVSS Score9.8 / 10
SeverityCRITICAL
WeaknessCWE-507
CISA KEVNo
Affected1 vendor(s)
PublishedJan 4, 2021

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2020-26292 in threat intel feeds
  • Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWatch. CVE data is provided under the NVD usage policy.