# Simon Tatham vulnerabilities

Source: https://junglewise.ai/threats/vendors/simon-tatham  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Updated: 9 November 2026, 03:07 UTC. Rebuilt every hour.  
Data: https://junglewise.ai/threats/vendors/simon-tatham.json  
License: CC BY 4.0 with a link back

Junglewise Threat Intelligence has tracked 5 vulnerabilities in Simon Tatham: 0 in the last 7 days and 5 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2023-24291, was published on 14 September 2026. Nothing in the last four weeks, down from 5 vulnerabilities in the four before. 1 technology has a page of its own.

## Counts

- Last 7 days: 0
- Last 30 days: 0
- Last 90 days: 5
- All time: 5 (0 critical, 0 exploited in the wild)

## About Simon Tatham

Simon Tatham is the author of PuTTY, a free SSH and Telnet client for Windows and Unix.

## Latest Simon Tatham vulnerabilities

- [CVE-2023-24291: Simon Tatham's Portable Puzzle Collection buffer overflow in record parsing](https://junglewise.ai/threats/cve-2023-24291-simon-tatham-s-portable-puzzle-collection-buffer-overflow-in) (low, CVSS 2.9, published 14 Sep 2026)
- [CVE-2023-24288: Simon Tatham Portable Puzzle Collection buffer overflow in save state handling](https://junglewise.ai/threats/cve-2023-24288-simon-tatham-portable-puzzle-collection-buffer-overflow-in-save) (low, CVSS 2.9, published 14 Sep 2026)
- [CVE-2023-24287: Simon Tatham's Portable Puzzle Collection buffer overflow in game loading](https://junglewise.ai/threats/cve-2023-24287-simon-tatham-s-portable-puzzle-collection-buffer-overflow-in-game) (low, CVSS 2.9, published 14 Sep 2026)
- [CVE-2023-24285: Simon Tatham Portable Puzzle Collection buffer overflow in game loading](https://junglewise.ai/threats/cve-2023-24285-simon-tatham-portable-puzzle-collection-buffer-overflow-in-game) (low, CVSS 2.9, published 14 Sep 2026)
- [CVE-2023-24283: Simon Tatham's Portable Puzzle Collection buffer overflow](https://junglewise.ai/threats/cve-2023-24283-simon-tatham-s-portable-puzzle-collection-buffer-overflow) (low, CVSS 2.9, published 14 Sep 2026)

## Most severe Simon Tatham vulnerabilities

- [CVE-2023-24291: Simon Tatham's Portable Puzzle Collection buffer overflow in record parsing](https://junglewise.ai/threats/cve-2023-24291-simon-tatham-s-portable-puzzle-collection-buffer-overflow-in) (low, CVSS 2.9, published 14 Sep 2026)
- [CVE-2023-24287: Simon Tatham's Portable Puzzle Collection buffer overflow in game loading](https://junglewise.ai/threats/cve-2023-24287-simon-tatham-s-portable-puzzle-collection-buffer-overflow-in-game) (low, CVSS 2.9, published 14 Sep 2026)
- [CVE-2023-24285: Simon Tatham Portable Puzzle Collection buffer overflow in game loading](https://junglewise.ai/threats/cve-2023-24285-simon-tatham-portable-puzzle-collection-buffer-overflow-in-game) (low, CVSS 2.9, published 14 Sep 2026)
- [CVE-2023-24288: Simon Tatham Portable Puzzle Collection buffer overflow in save state handling](https://junglewise.ai/threats/cve-2023-24288-simon-tatham-portable-puzzle-collection-buffer-overflow-in-save) (low, CVSS 2.9, published 14 Sep 2026)
- [CVE-2023-24283: Simon Tatham's Portable Puzzle Collection buffer overflow](https://junglewise.ai/threats/cve-2023-24283-simon-tatham-s-portable-puzzle-collection-buffer-overflow) (low, CVSS 2.9, published 14 Sep 2026)

## Vulnerabilities per week

Nothing in the last four weeks, down from 5 vulnerabilities in the four before.

| Week of | Vulns | Critical | Exploited |
| --- | --- | --- | --- |
| 17 Aug 2026 | 0 | 0 | 0 |
| 24 Aug 2026 | 0 | 0 | 0 |
| 31 Aug 2026 | 0 | 0 | 0 |
| 7 Sep 2026 | 0 | 0 | 0 |
| 14 Sep 2026 | 5 | 0 | 0 |
| 21 Sep 2026 | 0 | 0 | 0 |
| 28 Sep 2026 | 0 | 0 | 0 |
| 5 Oct 2026 | 0 | 0 | 0 |
| 12 Oct 2026 | 0 | 0 | 0 |
| 19 Oct 2026 | 0 | 0 | 0 |
| 26 Oct 2026 | 0 | 0 | 0 |
| 2 Nov 2026 | 0 | 0 | 0 |
| 9 Nov 2026 | 0 | 0 | 0 |

## Simon Tatham technologies

- [Simon Tatham Portable Puzzle Collection](https://junglewise.ai/threats/technologies/portable-puzzle-collection): 7 vulnerabilities

## Sources

NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "Simon Tatham vulnerabilities", https://junglewise.ai/threats/vendors/simon-tatham, 9 November 2026.