Insecure temporary file handling
Priority LOW 37CWE-59Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · High · None
- Fix status
- Fixed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA and GitHub.
Summary
pyro before 3.15 unsafely handles pid files in temporary directory locations and opening the pid file as root. An attacker can use this flaw to overwrite arbitrary files via symlinks.
Why it matters now
EPSS 0.02207 82nd percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed pyro (PyPI): 3.15
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
| — | pyro (PyPI) | before 3.15 | 3.15 | Patch available | GHSA-xrr4-74mc-rpjc |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
- pyro (PyPI) Vendor— Affected before 3.15 Fixed in 3.15 Patch available GHSA-xrr4-74mc-rpjc
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:pyro_project:pyro:*:*:*:*:*:*:*:* | before 3.15 | Vulnerable | Pyro Project |
- cpe:2.3:a:pyro_project:pyro:*:*:*:*:*:*:*:* Versions before 3.15 Vulnerable ·Pyro Project
Remediation
- Fix · GHSA-xrr4-74mc-rpjc pyro (PyPI) Fixed in 3.15 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2011-2765
- 2026-10-03 Alias added: GHSA-xrr4-74mc-rpjc
References
Exploit 1
Advisory 3
Sources
- CVE-2011-2765 · CVE Program
- CVE-2011-2765 · NVD
- FIRST EPSS
- GHSA-xrr4-74mc-rpjc · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences