# Perl Web::Simple vulnerabilities

Source: https://junglewise.ai/threats/technologies/web-simple  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Updated: 12 November 2026, 03:07 UTC. Rebuilt every hour.  
Data: https://junglewise.ai/threats/technologies/web-simple.json  
License: CC BY 4.0 with a link back

Junglewise Threat Intelligence has tracked 3 vulnerabilities in Perl Web::Simple: 1 in the last 7 days and 3 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-120212, was published on 10 November 2026. 2 vulnerabilities in the last four weeks, up from none in the four before.

## Counts

- Last 7 days: 1
- Last 30 days: 3
- Last 90 days: 3
- All time: 3 (0 critical, 0 exploited in the wild)

## About Perl Web::Simple

Perl web application framework for building simple REST-style web services.

## Latest Perl Web::Simple vulnerabilities

- [CVE-2026-120212: Web::Simple HTML::Tags single-quoted attribute XSS](https://junglewise.ai/threats/cve-2026-120212-web-simple-versions-before-0-037-for-perl-do-not-escape-single) (info, published 10 Nov 2026)
- [CVE-2026-114627: Web::Simple cross-site scripting in HTML::Tags string interpolation](https://junglewise.ai/threats/cve-2026-114627-web-simple-versions-before-0-036-for-perl-do-not-escape-values) (info, published 4 Nov 2026)
- [CVE-2026-114629: Web::Simple buffer allocation by Content-Length header](https://junglewise.ai/threats/cve-2026-114629-web-simple-versions-before-0-035-for-perl-allocate-a-buffer) (info, published 24 Oct 2026)

## Most severe Perl Web::Simple vulnerabilities

- [CVE-2026-120212: Web::Simple HTML::Tags single-quoted attribute XSS](https://junglewise.ai/threats/cve-2026-120212-web-simple-versions-before-0-037-for-perl-do-not-escape-single) (info, published 10 Nov 2026)
- [CVE-2026-114627: Web::Simple cross-site scripting in HTML::Tags string interpolation](https://junglewise.ai/threats/cve-2026-114627-web-simple-versions-before-0-036-for-perl-do-not-escape-values) (info, published 4 Nov 2026)
- [CVE-2026-114629: Web::Simple buffer allocation by Content-Length header](https://junglewise.ai/threats/cve-2026-114629-web-simple-versions-before-0-035-for-perl-allocate-a-buffer) (info, published 24 Oct 2026)

## Vulnerabilities per week

2 vulnerabilities in the last four weeks, up from none 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 | 0 | 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 | 1 | 0 | 0 |
| 26 Oct 2026 | 0 | 0 | 0 |
| 2 Nov 2026 | 1 | 0 | 0 |
| 9 Nov 2026 | 1 | 0 | 0 |

## Other Perl technologies

- [Perl CGI](https://junglewise.ai/threats/technologies/perl-cgi): 13 vulnerabilities
- [Perl MIME-tools](https://junglewise.ai/threats/technologies/mime-tools): 5 vulnerabilities
- [Perl HTTP::Body](https://junglewise.ai/threats/technologies/http-body): 3 vulnerabilities
- [Perl DBI](https://junglewise.ai/threats/technologies/perl-dbi): 3 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, "Perl Web::Simple vulnerabilities", https://junglewise.ai/threats/technologies/web-simple, 12 November 2026.