# CVE-2026-33081: PinchTab has a Blind SSRF via browser-side redirect bypass in /download URL validation

Source: https://junglewise.ai/threats/cve-2026-33081-pinchtab-has-a-blind-ssrf-via-browser-side-redirect-bypass-in  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-03-23  
License: CC BY 4.0 with a link back

CVE-2026-33081 · Severity: low · CVSS 3.1 · Published 2026-03-23

PinchTab has a Blind SSRF via browser-side redirect bypass in /download URL validation in github.com/pinchtab/pinchtab

Technologies: [github.com/pinchtab/pinchtab (Go)](https://junglewise.ai/threats/technologies/github-com-pinchtab-pinchtab). Vendors: [Go](https://junglewise.ai/threats/vendors/go).

## Quick answers

**Is CVE-2026-33081 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-33081 being exploited in the wild.

**How severe is CVE-2026-33081?** Low severity, with a CVSS score of 3.1, published 23 March 2026.

**Which products and versions are affected?** github.com/pinchtab/pinchtab (Go) SEMVER:introduced=0,fixed=0.8.3.

**Is there a fix for CVE-2026-33081?** Yes. github.com/pinchtab/pinchtab (Go): upgrade to 0.8.3 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**Am I affected by CVE-2026-33081?** Check whether you run github.com/pinchtab/pinchtab (Go) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## How to fix

- github.com/pinchtab/pinchtab (Go): upgrade to 0.8.3 or later

  ```sh
  go get github.com/pinchtab/pinchtab@v0.8.3
  ```


## Affected products

- github.com/pinchtab/pinchtab (Go) SEMVER:introduced=0,fixed=0.8.3

## Identifiers

- CVE-2026-33081
- GHSA-qwxp-6qf9-wr4m
- GO-2026-4748

## Related threats

- [PinchTab: OS Command Injection via Profile Name in Windows Cleanup Routine Enables Arbitrary Command Execution](https://junglewise.ai/threats/cve-2026-33623-pinchtab-os-command-injection-via-profile-name-in-windows-cleanup)
- [PinchTab: API Bearer Token Exposed in URL Query Parameter via Server Logs and Intermediary Systems](https://junglewise.ai/threats/cve-2026-33620-pinchtab-api-bearer-token-exposed-in-url-query-parameter-via)
- [PinchTab: Unapplied Rate Limiting Middleware Allows Unbounded Brute-Force of API Token](https://junglewise.ai/threats/cve-2026-33621-pinchtab-unapplied-rate-limiting-middleware-allows-unbounded)
- [GO-2026-4824 - A PinchTab Security Policy Bypass in /wait Allows Arbitrary JavaScript Execution in github.com/pinchtab/pinchtab](https://junglewise.ai/threats/cve-2026-33622-a-pinchtab-security-policy-bypass-in-wait-allows-arbitrary)
- [PinchTab has Unauthenticated Blind SSRF in Task Scheduler via Unvalidated callbackUrl](https://junglewise.ai/threats/cve-2026-33619-pinchtab-has-unauthenticated-blind-ssrf-in-task-scheduler-via)