Fix activate.csh rendering the venv's prompt text wrong when it contains ! (csh and tcsh both expand it) or
% (tcsh only, since plain csh has no % prompt escape at all). (:issue:3263)
v21.7.15 (2026-09-18)
Bugfixes - 21.7.15
Restore an empty PATH on deactivate in the bash and fish activators, and stop bash leaving the prompt in
PS1 when it was unset before activation. (:issue:3259)
Fix activate.csh failing to restore PATH and other saved variables on deactivate when PATH was already
empty. (:issue:3260)
v21.7.14 (2026-09-18)
Bugfixes - 21.7.14
Fix activate.csh failing with Event not found when the virtual environment path contains !.
(:issue:3256)
v21.7.13 (2026-09-18)
Bugfixes - 21.7.13
Fix activate and activate.fish running commands embedded in the virtual environment path or in the
interpreter's Tcl/Tk library paths. (:issue:3252)
v21.7.12 (2026-09-18)
Bugfixes - 21.7.12
Fix activate.bat running arbitrary commands from a crafted --prompt, VIRTUALENV_PROMPT, or config file
value. (:issue:3250)
Verify a downloaded seed wheel's sha256 against PyPI before seeding it into a virtual environment, skipped when a
custom pip index is configured. (:issue:3251)
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Bumps [virtualenv](https://github.com/pypa/virtualenv) from 21.7.1 to 21.7.13.
<details>
<summary>Release notes</summary>
<p><em>Sourced from <a href="https://github.com/pypa/virtualenv/releases">virtualenv's releases</a>.</em></p>
<blockquote>
<h2>21.7.13</h2>
<!-- raw HTML omitted -->
<h2>What's Changed</h2>
<ul>
<li>👷 ci: correct a stale checkout pin comment by <a href="https://github.com/gaborbernat"><code>@gaborbernat</code></a> in <a href="https://redirect.github.com/pypa/virtualenv/pull/3254">pypa/virtualenv#3254</a></li>
<li>🔧 chore: drop misc as a changelog fragment type by <a href="https://github.com/gaborbernat"><code>@gaborbernat</code></a> in <a href="https://redirect.github.com/pypa/virtualenv/pull/3255">pypa/virtualenv#3255</a></li>
<li>👷 ci: scope the nushell apt key to its own repo by <a href="https://github.com/gaborbernat"><code>@gaborbernat</code></a> in <a href="https://redirect.github.com/pypa/virtualenv/pull/3253">pypa/virtualenv#3253</a></li>
<li>🐛 fix(activation): stop path command injection in bash and fish by <a href="https://github.com/gaborbernat"><code>@gaborbernat</code></a> in <a href="https://redirect.github.com/pypa/virtualenv/pull/3252">pypa/virtualenv#3252</a></li>
</ul>
<p><strong>Full Changelog</strong>: <a href="https://github.com/pypa/virtualenv/compare/21.7.12...21.7.13">https://github.com/pypa/virtualenv/compare/21.7.12...21.7.13</a></p>
<h2>21.7.12</h2>
<!-- raw HTML omitted -->
<h2>What's Changed</h2>
<ul>
<li>🔧 chore(changelog): drop dead CVE-2026-24049 fragment by <a href="https://github.com/gaborbernat"><code>@gaborbernat</code></a> in <a href="https://redirect.github.com/pypa/virtualenv/pull/3249">pypa/virtualenv#3249</a></li>
<li>🐛 fix(activation): escape batch quote() against injection by <a href="https://github.com/gaborbernat"><code>@gaborbernat</code></a> in <a href="https://redirect.github.com/pypa/virtualenv/pull/3250">pypa/virtualenv#3250</a></li>
<li>🐛 fix(seed): verify downloaded wheel digests by <a href="https://github.com/gaborbernat"><code>@gaborbernat</code></a> in <a href="https://redirect.github.com/pypa/virtualenv/pull/3251">pypa/virtualenv#3251</a></li>
</ul>
<p><strong>Full Changelog</strong>: <a href="https://github.com/pypa/virtualenv/compare/21.7.11...21.7.12">https://github.com/pypa/virtualenv/compare/21.7.11...21.7.12</a></p>
<h2>21.7.11</h2>
<!-- raw HTML omitted -->
<h2>What's Changed</h2>
<ul>
<li>Add OpenSSF Scorecard workflow by <a href="https://github.com/gaborbernat"><code>@gaborbernat</code></a> in <a href="https://redirect.github.com/pypa/virtualenv/pull/3238">pypa/virtualenv#3238</a></li>
<li>Document AI-assisted contributions and licensing policy by <a href="https://github.com/gaborbernat"><code>@gaborbernat</code></a> in <a href="https://redirect.github.com/pypa/virtualenv/pull/3239">pypa/virtualenv#3239</a></li>
<li>👷 ci(release): attest and sign release provenance by <a href="https://github.com/gaborbernat"><code>@gaborbernat</code></a> in <a href="https://redirect.github.com/pypa/virtualenv/pull/3242">pypa/virtualenv#3242</a></li>
<li>👷 ci: harden Scorecard-scored checks in CI by <a href="https://github.com/gaborbernat"><code>@gaborbernat</code></a> in <a href="https://redirect.github.com/pypa/virtualenv/pull/3241">pypa/virtualenv#3241</a></li>
<li>🐛 fix(ci): parallelize graalpy tests, recover crashed workers by <a href="https://github.com/gaborbernat"><code>@gaborbernat</code></a> in <a href="https://redirect.github.com/pypa/virtualenv/pull/3240">pypa/virtualenv#3240</a></li>
<li>🐛 fix(ci): mark real-shell activation tests as slow by <a href="https://github.com/gaborbernat"><code>@gaborbernat</code></a> in <a href="https://redirect.github.com/pypa/virtualenv/pull/3243">pypa/virtualenv#3243</a></li>
<li>👷 ci: run macOS jobs on macos-26 by <a href="https://github.com/gaborbernat"><code>@gaborbernat</code></a> in <a href="https://redirect.github.com/pypa/virtualenv/pull/3244">pypa/virtualenv#3244</a></li>
<li>🐛 fix(activation): undo a live activation before activate.bat saves values by <a href="https://github.com/darrenhuai"><code>@darrenhuai</code></a> in <a href="https://redirect.github.com/pypa/virtualenv/pull/3245">pypa/virtualenv#3245</a></li>
<li>🐛 fix(create): keep pyvenv.cfg values on a single line by <a href="https://github.com/gaborbernat"><code>@gaborbernat</code></a> in <a href="https://redirect.github.com/pypa/virtualenv/pull/3247">pypa/virtualenv#3247</a></li>
<li>🔧 chore(test): add opt-in Atheris fuzz harness by <a href="https://github.com/gaborbernat"><code>@gaborbernat</code></a> in <a href="https://redirect.github.com/pypa/virtualenv/pull/3246">pypa/virtualenv#3246</a></li>
<li>📝 docs(readme): add OpenSSF Best Practices badge by <a href="https://github.com/gaborbernat"><code>@gaborbernat</code></a> in <a href="https://redirect.github.com/pypa/virtualenv/pull/3248">pypa/virtualenv#3248</a></li>
</ul>
<p><strong>Full Changelog</strong>: <a href="https://github.com/pypa/virtualenv/compare/21.7.10...21.7.11">https://github.com/pypa/virtualenv/compare/21.7.10...21.7.11</a></p>
<h2>21.7.10</h2>
<!-- raw HTML omitted -->
<h2>What's Changed</h2>
<ul>
<li>🔧 chore: check spelling with typos in pre-commit by <a href="https://github.com/even-even"><code>@even-even</code></a> in <a href="https://redirect.github.com/pypa/virtualenv/pull/3235">pypa/virtualenv#3235</a></li>
<li>🐛 fix(activation): keep and restore the user's TCL_LIBRARY and TK_LIBRARY by <a href="https://github.com/darrenhuai"><code>@darrenhuai</code></a> in <a href="https://redirect.github.com/pypa/virtualenv/pull/3234">pypa/virtualenv#3234</a></li>
<li>🐛 fix(create): skip blank and comment lines in pyvenv.cfg by <a href="https://github.com/r3wretrhy"><code>@r3wretrhy</code></a> in <a href="https://redirect.github.com/pypa/virtualenv/pull/3232">pypa/virtualenv#3232</a></li>
<li>🐛 fix(activation): restore PKG_CONFIG_PATH that was not set before by <a href="https://github.com/darrenhuai"><code>@darrenhuai</code></a> in <a href="https://redirect.github.com/pypa/virtualenv/pull/3233">pypa/virtualenv#3233</a></li>
</ul>
<!-- raw HTML omitted -->
</blockquote>
<p>... (truncated)</p>
</details>
<details>
<summary>Changelog</summary>
<p><em>Sourced from <a href="https://github.com/pypa/virtualenv/blob/main/docs/changelog.rst">virtualenv's changelog</a>.</em></p>
<blockquote>
<h1>Bugfixes - 21.7.16</h1>
<ul>
<li>Fix <code>activate.csh</code> rendering the venv's prompt text wrong when it contains <code>!</code> (csh and tcsh both expand it) or
<code>%</code> (tcsh only, since plain csh has no <code>%</code> prompt escape at all). (:issue:<code>3263</code>)</li>
</ul>
<hr />
<p>v21.7.15 (2026-09-18)</p>
<hr />
<h1>Bugfixes - 21.7.15</h1>
<ul>
<li>Restore an empty <code>PATH</code> on <code>deactivate</code> in the bash and fish activators, and stop bash leaving the prompt in
<code>PS1</code> when it was unset before activation. (:issue:<code>3259</code>)</li>
<li>Fix <code>activate.csh</code> failing to restore <code>PATH</code> and other saved variables on <code>deactivate</code> when <code>PATH</code> was already
empty. (:issue:<code>3260</code>)</li>
</ul>
<hr />
<p>v21.7.14 (2026-09-18)</p>
<hr />
<h1>Bugfixes - 21.7.14</h1>
<ul>
<li>Fix <code>activate.csh</code> failing with <code>Event not found</code> when the virtual environment path contains <code>!</code>.
(:issue:<code>3256</code>)</li>
</ul>
<hr />
<p>v21.7.13 (2026-09-18)</p>
<hr />
<h1>Bugfixes - 21.7.13</h1>
<ul>
<li>Fix <code>activate</code> and <code>activate.fish</code> running commands embedded in the virtual environment path or in the
interpreter's Tcl/Tk library paths. (:issue:<code>3252</code>)</li>
</ul>
<hr />
<p>v21.7.12 (2026-09-18)</p>
<hr />
<h1>Bugfixes - 21.7.12</h1>
<ul>
<li>Fix <code>activate.bat</code> running arbitrary commands from a crafted <code>--prompt</code>, <code>VIRTUALENV_PROMPT</code>, or config file
value. (:issue:<code>3250</code>)</li>
<li>Verify a downloaded seed wheel's sha256 against PyPI before seeding it into a virtual environment, skipped when a
custom pip index is configured. (:issue:<code>3251</code>)</li>
</ul>
<!-- raw HTML omitted -->
</blockquote>
<p>... (truncated)</p>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a href="https://github.com/pypa/virtualenv/commit/0c295ff1a5f298e8e11935e3588f59f7455c1f8f"><code>0c295ff</code></a> release 21.7.13</li>
<li><a href="https://github.com/pypa/virtualenv/commit/4d5a105ec2a2723b8c7f4571bb68f4f71d01e3f6"><code>4d5a105</code></a> 🐛 fix(activation): stop path command injection in bash and fish (<a href="https://redirect.github.com/pypa/virtualenv/issues/3252">#3252</a>)</li>
<li><a href="https://github.com/pypa/virtualenv/commit/0525dcea21865059ffedc70054f6f982be723992"><code>0525dce</code></a> 👷 ci: scope the nushell apt key to its own repo (<a href="https://redirect.github.com/pypa/virtualenv/issues/3253">#3253</a>)</li>
<li><a href="https://github.com/pypa/virtualenv/commit/aa8323a907834e9c16fb734613ce41a6d7e27260"><code>aa8323a</code></a> 🔧 chore: drop misc as a changelog fragment type (<a href="https://redirect.github.com/pypa/virtualenv/issues/3255">#3255</a>)</li>
<li><a href="https://github.com/pypa/virtualenv/commit/a43547765e017f3a13f029e24c6e6f73882e15bc"><code>a435477</code></a> 👷 ci: correct a stale checkout pin comment (<a href="https://redirect.github.com/pypa/virtualenv/issues/3254">#3254</a>)</li>
<li><a href="https://github.com/pypa/virtualenv/commit/9666b42afc8d6103e765d77958d7bae782f5406e"><code>9666b42</code></a> release 21.7.12</li>
<li><a href="https://github.com/pypa/virtualenv/commit/a01ed3e2f239d6ab1fce62c5c7664ccf268fff6d"><code>a01ed3e</code></a> 🐛 fix(seed): verify downloaded wheel digests (<a href="https://redirect.github.com/pypa/virtualenv/issues/3251">#3251</a>)</li>
<li><a href="https://github.com/pypa/virtualenv/commit/d721ff140ce4afdc2a9b76751e4584e25d9fbea6"><code>d721ff1</code></a> 🐛 fix(activation): escape batch quote() against injection (<a href="https://redirect.github.com/pypa/virtualenv/issues/3250">#3250</a>)</li>
<li><a href="https://github.com/pypa/virtualenv/commit/087a2ef8bd3aa15b562a3558b1068f603e50f77a"><code>087a2ef</code></a> 🔧 chore(changelog): drop dead CVE-2026-24049 fragment (<a href="https://redirect.github.com/pypa/virtualenv/issues/3249">#3249</a>)</li>
<li><a href="https://github.com/pypa/virtualenv/commit/73e352ae02bfa52ffc0e307b04f1b6a7168c4eb0"><code>73e352a</code></a> release 21.7.11</li>
<li>Additional commits viewable in <a href="https://github.com/pypa/virtualenv/compare/21.7.1...21.7.13">compare view</a></li>
</ul>
</details>
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Bumps virtualenv from 21.7.1 to 21.7.13.
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Commits
0c295ffrelease 21.7.134d5a105🐛 fix(activation): stop path command injection in bash and fish (#3252)0525dce👷 ci: scope the nushell apt key to its own repo (#3253)aa8323a🔧 chore: drop misc as a changelog fragment type (#3255)a435477👷 ci: correct a stale checkout pin comment (#3254)9666b42release 21.7.12a01ed3e🐛 fix(seed): verify downloaded wheel digests (#3251)d721ff1🐛 fix(activation): escape batch quote() against injection (#3250)087a2ef🔧 chore(changelog): drop dead CVE-2026-24049 fragment (#3249)73e352arelease 21.7.11Dependabot will resolve any conflicts with this PR as long as you don't alter it yourself. You can also trigger a rebase manually by commenting
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