Cachet vulnerable to Authenticated Remote Code Execution

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Summary

CVECVE-2023-43661
StatePUBLISHED
AssignerGitHub_M
Source PriorityCVE Program / NVD first with legacy fallback
Published2023-10-11 20:15:10 UTC
Updated2026-10-20 19:17:08 UTC
DescriptionCachet is an open-source status page system. Prior to the 2.4 branch, a template functionality which allows users to create templates allows them to execute any code on the server during the bad filtration and old twig version. Commit 6fb043e109d2a262ce3974e863c54e9e5f5e0587 of the 2.4 branch contains a patch for this issue.

Risk And Classification

Primary CVSS: v3.1 8.8 HIGH from [email protected]

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS: 0.514810000 probability, percentile 0.989370000 (date 2026-10-20)

Problem Types: CWE-94 | CWE-74 | CWE-94 CWE-94: Improper Control of Generation of Code ('Code Injection')

VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary8.8HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
3.0[email protected]Secondary9.1CRITICALCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:L
3.0CNADECLARED9.1CRITICALCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:L

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS v3.0 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
Low
Availability
Low

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:L

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application All-three Cachet All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Cachethq Cachet affected < 2.4 Not specified
ADP Cachethq Cachet affected 2.4 custom Not specified

References

ReferenceSourceLinkTags
Authenticated Remote Code Execution via SSTI · Advisory · cachethq/cachet · GitHub af854a3a-2127-422b-91ae-364da2661108 github.com Exploit, Mitigation, Vendor Advisory
Merge pull request from GHSA-hv79-p62r-wg3p · cachethq/cachet@6fb043e · GitHub af854a3a-2127-422b-91ae-364da2661108 github.com Patch
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 995577 PHP (Composer) Security Update for cachethq/cachet (GHSA-hv79-p62r-wg3p)

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