TI-2023-24174 Aliases CVE-2023-45158 GHSA-vx79-v9rq-vjp5

OS command injection in web2py

MEDIUM 56CWE-78Published 2023-10-16 · Updated 2024-09-18

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: Low
Impact type: Code execution
Confidentiality · integrity · availability: High · High · High
Fix status: No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-78.

Summary

An OS command injection vulnerability exists in web2py 2.24.1 and earlier. When the product is configured to use notifySendHandler for logging (not the default configuration), a crafted web request may execute an arbitrary OS command on the web server using the product.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.04412 91st percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: Yes
Technical impact: Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
web2py	web2py	up to 2.24.1	—	No fix listed	CNA

web2py Vendorweb2py Affected up to 2.24.1 Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:web2py:web2py::::::::	up to 2.24.1	Vulnerable	web2py

cpe:2.3:a:web2py:web2py:*:*:*:*:*:*:*:* Versions up to 2.24.1 Vulnerable ·web2py

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2023-45158
2026-10-03 Alias added: GHSA-vx79-v9rq-vjp5
2026-10-18 EPSS moved to the 90th–95th percentile

References

Patch 1

https://github.com/web2py/web2py/commit/936e2260b0c34c44e2f3674a893e96d2a7fad0a3

Advisory 1

https://jvn.jp/en/jp/JVN80476432/

Other 2

TI-2016-03363 The secure_load function in gluon/utils.py in web2py before 2.14.2 uses pickle.loads to… CVSS 3.0CRITICAL 9.8
TI-2016-03359 The sample web application in web2py before 2.14.2 might allow remote attackers to… CVSS 3.0CRITICAL 9.8
TI-2016-08383 web2py before 2.14.6 does not properly check if a host is denied before verifying… CVSS 3.0CRITICAL 9.8
TI-2016-04151 Web2py versions 2.14.5 and below was affected by Local File Inclusion vulnerability… CVSS 3.0HIGH 7.5
TI-2016-04153 Web2py versions 2.14.5 and below was affected by CSRF (Cross Site Request Forgery)… CVSS 3.0HIGH 8.8
TI-2016-03358 web2py before 2.14.1, when using the standalone version, allows remote attackers to… CVSS 3.0HIGH 7.8

See all 12 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences