Is "Timestamps for YouTube" on Firefox Add-ons Safe to Install?
Organize your YouTube video timestamps. Save a timecode Give it a name Get a shareable URL instantly Look up your saved timestamps whenever you want and skip to your favorite moments. Alt+T command lets you open the add-on even in fullscreen mode. Timestamps for YouTube is especially useful for streamers, content creators, and video editors. This add-on does not collect any data. Everything is stored locally in your browser.
Risk Assessment
Analyzed121 security findings detected across all analyzers
Firefox extension requesting 3 permissions
Severity Breakdown
Finding Categories
YARA Rules Matched
8 rules(22 hits)Requested Permissions
3 permissionsAbout This Extension
Detailed Findings
26 totalYARA Rule Matches
8 rulesIndicators of Compromise
Network indicators, suspicious strings, and potential IoCs extracted during analysis
All Indicators · 94
detected Domain: t.style.top XIOC detected Domain: t.style.top
extracted_from_files
detected URL: https://www.patreon.com/cw/weaving XIOC detected URL: https://www.patreon.com/cw/weaving
extracted_from_files
detected MD5 Hash: 1a4d24e291848323b644bdeab69f030e XIOC detected MD5 Hash: 1a4d24e291848323b644bdeab69f030e
extracted_from_files
detected URL: https://svelte.dev/e/state_unsafe_mutation XIOC detected URL: https://svelte.dev/e/state_unsafe_mutation
extracted_from_files
detected URL: https://svelte.dev/e/svelte_boundary_reset_onerror XIOC detected URL: https://svelte.dev/e/svelte_boundary_reset_onerror
extracted_from_files
detected URL: https://svelte.dev/e/hydration_mismatch XIOC detected URL: https://svelte.dev/e/hydration_mismatch
extracted_from_files
detected URL: https://svelte.dev/e/select_multiple_invalid_value XIOC detected URL: https://svelte.dev/e/select_multiple_invalid_value
extracted_from_files
detected URL: https://svelte.dev/e/svelte_boundary_reset_noop XIOC detected URL: https://svelte.dev/e/svelte_boundary_reset_noop
extracted_from_files
detected URL: https://developer.mozilla.org/en-US/docs/Web/API/Element/attachShadow#elements_you_can_attach_a_shadow_to XIOC detected URL: https://developer.mozilla.org/en-US/docs/Web/API/Element/attachShadow#elements_you_can_attach_a_shadow_to
extracted_from_files
detected URL: https://svelte.dev/e/effect_in_teardown XIOC detected URL: https://svelte.dev/e/effect_in_teardown
extracted_from_files
detected URL: https://svelte.dev/e/effect_in_unowned_derived XIOC detected URL: https://svelte.dev/e/effect_in_unowned_derived
extracted_from_files
detected URL: https://svelte.dev/e/effect_orphan XIOC detected URL: https://svelte.dev/e/effect_orphan
extracted_from_files
detected URL: https://svelte.dev/e/effect_update_depth_exceeded XIOC detected URL: https://svelte.dev/e/effect_update_depth_exceeded
extracted_from_files
detected URL: https://svelte.dev/e/props_invalid_value XIOC detected URL: https://svelte.dev/e/props_invalid_value
extracted_from_files
detected URL: https://svelte.dev/e/state_descriptors_fixed XIOC detected URL: https://svelte.dev/e/state_descriptors_fixed
extracted_from_files
detected URL: https://svelte.dev/e/state_prototype_fixed XIOC detected URL: https://svelte.dev/e/state_prototype_fixed
extracted_from_files
detected Domain: n.timestamps.map XIOC detected Domain: n.timestamps.map
extracted_from_files
detected Domain: e.name XIOC detected Domain: e.name
extracted_from_files
detected Domain: this.locationwatcher.run XIOC detected Domain: this.locationwatcher.run
extracted_from_files
detected URL: http://addons.mozilla.org/ca/crl.pem0N XIOC detected URL: http://addons.mozilla.org/ca/crl.pem0N
extracted_from_files
detected URL: https://svelte.dev/e/lifecycle_outside_component XIOC detected URL: https://svelte.dev/e/lifecycle_outside_component
extracted_from_files
detected URL: https://svelte.dev/e/async_derived_orphan XIOC detected URL: https://svelte.dev/e/async_derived_orphan
extracted_from_files
detected Domain: i.is XIOC detected Domain: i.is
extracted_from_files
detected Domain: g.prev.next XIOC detected Domain: g.prev.next
extracted_from_files
detected Domain: g.next XIOC detected Domain: g.next
extracted_from_files
detected Domain: x.next XIOC detected Domain: x.next
extracted_from_files
detected Domain: c.next XIOC detected Domain: c.next
extracted_from_files
detected Domain: this.name XIOC detected Domain: this.name
extracted_from_files
detected Domain: e.id XIOC detected Domain: e.id
extracted_from_files
detected Domain: www.youtube.com XIOC detected Domain: www.youtube.com
extracted_from_files
detected Domain: un.call XIOC detected Domain: un.call
extracted_from_files
detected Domain: wn.call XIOC detected Domain: wn.call
extracted_from_files
detected Domain: ve.call XIOC detected Domain: ve.call
extracted_from_files
detected Domain: li.call XIOC detected Domain: li.call
extracted_from_files
detected Domain: a.host XIOC detected Domain: a.host
extracted_from_files
detected Domain: h.call XIOC detected Domain: h.call
extracted_from_files
detected Domain: u.next XIOC detected Domain: u.next
extracted_from_files
detected Domain: developer.mozilla.org XIOC detected Domain: developer.mozilla.org
extracted_from_files
detected Domain: youtu.be XIOC detected Domain: youtu.be
extracted_from_files
detected Domain: a.call XIOC detected Domain: a.call
extracted_from_files
detected Domain: object.prototype.tostring.call XIOC detected Domain: object.prototype.tostring.call
extracted_from_files
detected Domain: signingca1.addons.mozilla.org XIOC detected Domain: signingca1.addons.mozilla.org
extracted_from_files
detected Domain: ye.call XIOC detected Domain: ye.call
extracted_from_files
detected Domain: m.set.call XIOC detected Domain: m.set.call
extracted_from_files
detected Domain: d.data XIOC detected Domain: d.data
extracted_from_files
detected Domain: d.next XIOC detected Domain: d.next
extracted_from_files
detected Domain: prev.next XIOC detected Domain: prev.next
extracted_from_files
detected Domain: ee.next XIOC detected Domain: ee.next
extracted_from_files
detected Domain: l.next XIOC detected Domain: l.next
extracted_from_files
detected Domain: n.style XIOC detected Domain: n.style
extracted_from_files
detected Domain: t.name XIOC detected Domain: t.name
extracted_from_files
detected Domain: e.is XIOC detected Domain: e.is
extracted_from_files
detected Domain: i.next XIOC detected Domain: i.next
extracted_from_files
detected Domain: e.in XIOC detected Domain: e.in
extracted_from_files
detected Domain: br.call XIOC detected Domain: br.call
extracted_from_files
detected Domain: e.target XIOC detected Domain: e.target
extracted_from_files
detected Domain: o.host XIOC detected Domain: o.host
extracted_from_files
detected Domain: g.call XIOC detected Domain: g.call
extracted_from_files
detected Domain: h.set.call XIOC detected Domain: h.set.call
extracted_from_files
detected Domain: object.is XIOC detected Domain: object.is
extracted_from_files
detected Domain: qt.call XIOC detected Domain: qt.call
extracted_from_files
detected Domain: t.call XIOC detected Domain: t.call
extracted_from_files
detected Domain: n.ac XIOC detected Domain: n.ac
extracted_from_files
detected Domain: e.next XIOC detected Domain: e.next
extracted_from_files
detected Domain: e.ac XIOC detected Domain: e.ac
extracted_from_files
detected Domain: t.map XIOC detected Domain: t.map
extracted_from_files
detected Domain: a.map XIOC detected Domain: a.map
extracted_from_files
detected Domain: n.map XIOC detected Domain: n.map
extracted_from_files
detected Domain: t.is XIOC detected Domain: t.is
extracted_from_files
detected Domain: r.b.is XIOC detected Domain: r.b.is
extracted_from_files
detected Domain: t.ac XIOC detected Domain: t.ac
extracted_from_files
detected URL: https://svelte.dev/e/each_key_duplicate XIOC detected URL: https://svelte.dev/e/each_key_duplicate
extracted_from_files
detected Domain: n.is XIOC detected Domain: n.is
extracted_from_files
detected Domain: n.id XIOC detected Domain: n.id
extracted_from_files
detected Domain: r.ac XIOC detected Domain: r.ac
extracted_from_files
detected Domain: n.call XIOC detected Domain: n.call
extracted_from_files
detected Domain: n.next XIOC detected Domain: n.next
extracted_from_files
detected Domain: t.next XIOC detected Domain: t.next
extracted_from_files
detected Domain: this.parent.is XIOC detected Domain: this.parent.is
extracted_from_files
detected Domain: www.patreon.com XIOC detected Domain: www.patreon.com
extracted_from_files
detected Domain: n.data XIOC detected Domain: n.data
extracted_from_files
detected Domain: e.data XIOC detected Domain: e.data
extracted_from_files
detected Domain: this.is XIOC detected Domain: this.is
extracted_from_files
detected Domain: r.next XIOC detected Domain: r.next
extracted_from_files
detected Domain: c.id XIOC detected Domain: c.id
extracted_from_files
detected Domain: this.id XIOC detected Domain: this.id
extracted_from_files
detected Domain: mozilla.com XIOC detected Domain: mozilla.com
extracted_from_files
detected Domain: content-signature.mozilla.org XIOC detected Domain: content-signature.mozilla.org
extracted_from_files
detected Domain: teef80b59cfd089160d7cb58645908591.1a4d24e291848323b644bdeab69f030e.addons.mozilla.org XIOC detected Domain: teef80b59cfd089160d7cb58645908591.1a4d24e291848323b644bdeab69f030e.addons.mozilla.org
extracted_from_files
detected Domain: globalthis.chrome XIOC detected Domain: globalthis.chrome
extracted_from_files
detected Domain: t.id XIOC detected Domain: t.id
extracted_from_files
detected Domain: n.tab.id XIOC detected Domain: n.tab.id
extracted_from_files
detected Domain: svelte.dev XIOC detected Domain: svelte.dev
extracted_from_files
detected URL: https://youtu.be/$ XIOC detected URL: https://youtu.be/$
extracted_from_files
Security Analysis Summary
Security Analysis Overview
Timestamps for YouTube is a Firefox Add-ons extension published by weaving. Version 0.1.0 has been analyzed by the Risky Plugins security platform, receiving a risk score of 84.98/100 (HIGH risk) based on 121 security findings.
Risk Assessment
This extension presents critical security risk. Severe issues were detected, potentially including malware indicators, exposed secrets, or dangerous behaviors. Installation is strongly discouraged until these issues are addressed.
Findings Breakdown
- High: 23 finding(s)
- Medium: 98 finding(s)
What Was Analyzed
The security assessment covers multiple analysis categories:
- Malware Detection: YARA rule matching against 2,400+ malware signatures
- Secret Detection: Scanning for exposed API keys, tokens, and credentials
- Static Analysis: Code-level security analysis for common vulnerability patterns
- Network Analysis: Detection of suspicious network communications and endpoints
- Obfuscation Detection: Identification of code obfuscation techniques
Developer Information
Timestamps for YouTube is published by weaving on the Firefox Add-ons marketplace. The extension has approximately 8 users.
Recommendation
This extension is not recommended for installation without thorough manual review. Consider alternatives with lower risk scores, or contact the developer to address the identified security concerns.
Source Code Not Available
Source code is not available for this version of the extension.
Frequently Asked Questions
Similar Extensions
Related extensions from the same publisher or marketplace