diff --git a/mpcontribs-api/requirements/deployment.txt b/mpcontribs-api/requirements/deployment.txt
index 106f84484..55ec630d5 100644
--- a/mpcontribs-api/requirements/deployment.txt
+++ b/mpcontribs-api/requirements/deployment.txt
@@ -68,7 +68,7 @@ cramjam==2.11.0
     # via python-snappy
 crontab==1.0.5
     # via rq-scheduler
-cryptography==49.0.0
+cryptography==48.0.1
     # via pyopenssl
 css-html-js-minify==2.5.5
     # via mpcontribs-api (MPContribs/mpcontribs-api/pyproject.toml)
@@ -204,7 +204,7 @@ jupyter-core==5.9.1
     #   notebook
 jupyter-events==0.12.1
     # via jupyter-server
-jupyter-server==2.19.0
+jupyter-server==2.20.0
     # via notebook-shim
 jupyter-server-terminals==0.5.4
     # via jupyter-server
diff --git a/mpcontribs-api/requirements/ubuntu-latest_py3.11.txt b/mpcontribs-api/requirements/ubuntu-latest_py3.11.txt
index ae1ff8eee..bd792edd4 100644
--- a/mpcontribs-api/requirements/ubuntu-latest_py3.11.txt
+++ b/mpcontribs-api/requirements/ubuntu-latest_py3.11.txt
@@ -32,7 +32,7 @@ beautifulsoup4==4.14.3
     # via nbconvert
 bibtexparser==1.4.4
     # via pymatgen-core
-bleach[css]==6.3.0
+bleach[css]==6.4.0
     # via nbconvert
 blinker==1.9.0
     # via mpcontribs-api (pyproject.toml)
@@ -68,7 +68,7 @@ cramjam==2.11.0
     # via python-snappy
 crontab==1.0.5
     # via rq-scheduler
-cryptography==48.0.0
+cryptography==48.0.1
     # via pyopenssl
 css-html-js-minify==2.5.5
     # via mpcontribs-api (pyproject.toml)
@@ -206,7 +206,7 @@ jupyter-core==5.9.1
     #   notebook
 jupyter-events==0.12.1
     # via jupyter-server
-jupyter-server==2.18.2
+jupyter-server==2.20.0
     # via notebook-shim
 jupyter-server-terminals==0.5.4
     # via jupyter-server
@@ -472,7 +472,7 @@ terminado==0.18.1
     #   notebook
 tinycss2==1.4.0
     # via bleach
-tornado==6.5.5
+tornado==6.5.7
     # via
     #   ipykernel
     #   jupyter-client
diff --git a/mpcontribs-api/requirements/ubuntu-latest_py3.12.txt b/mpcontribs-api/requirements/ubuntu-latest_py3.12.txt
index e9a48b299..2b641eb4e 100644
--- a/mpcontribs-api/requirements/ubuntu-latest_py3.12.txt
+++ b/mpcontribs-api/requirements/ubuntu-latest_py3.12.txt
@@ -32,7 +32,7 @@ beautifulsoup4==4.14.3
     # via nbconvert
 bibtexparser==1.4.4
     # via pymatgen-core
-bleach[css]==6.3.0
+bleach[css]==6.4.0
     # via nbconvert
 blinker==1.9.0
     # via mpcontribs-api (pyproject.toml)
@@ -68,7 +68,7 @@ cramjam==2.11.0
     # via python-snappy
 crontab==1.0.5
     # via rq-scheduler
-cryptography==48.0.0
+cryptography==48.0.1
     # via pyopenssl
 css-html-js-minify==2.5.5
     # via mpcontribs-api (pyproject.toml)
@@ -206,7 +206,7 @@ jupyter-core==5.9.1
     #   notebook
 jupyter-events==0.12.1
     # via jupyter-server
-jupyter-server==2.18.2
+jupyter-server==2.20.0
     # via notebook-shim
 jupyter-server-terminals==0.5.4
     # via jupyter-server
@@ -470,7 +470,7 @@ terminado==0.18.1
     #   notebook
 tinycss2==1.4.0
     # via bleach
-tornado==6.5.5
+tornado==6.5.7
     # via
     #   ipykernel
     #   jupyter-client
diff --git a/mpcontribs-client/requirements/ubuntu-latest_py3.11.txt b/mpcontribs-client/requirements/ubuntu-latest_py3.11.txt
index a458a3d98..bb29dcbc4 100644
--- a/mpcontribs-client/requirements/ubuntu-latest_py3.11.txt
+++ b/mpcontribs-client/requirements/ubuntu-latest_py3.11.txt
@@ -244,7 +244,7 @@ typing-extensions==4.15.0
     #   swagger-spec-validator
 tzdata==2026.2
     # via arrow
-ujson==5.12.1
+ujson==5.13.0
     # via mpcontribs-client (pyproject.toml)
 uncertainties==3.2.3
     # via pymatgen-core
diff --git a/mpcontribs-client/requirements/ubuntu-latest_py3.12.txt b/mpcontribs-client/requirements/ubuntu-latest_py3.12.txt
index 2c31ad32e..facea9713 100644
--- a/mpcontribs-client/requirements/ubuntu-latest_py3.12.txt
+++ b/mpcontribs-client/requirements/ubuntu-latest_py3.12.txt
@@ -243,7 +243,7 @@ typing-extensions==4.15.0
     #   swagger-spec-validator
 tzdata==2026.2
     # via arrow
-ujson==5.12.1
+ujson==5.13.0
     # via mpcontribs-client (pyproject.toml)
 uncertainties==3.2.3
     # via pymatgen-core
diff --git a/mpcontribs-kernel-gateway/requirements/deployment.txt b/mpcontribs-kernel-gateway/requirements/deployment.txt
index f67c12a21..27c7892f8 100644
--- a/mpcontribs-kernel-gateway/requirements/deployment.txt
+++ b/mpcontribs-kernel-gateway/requirements/deployment.txt
@@ -144,7 +144,7 @@ jupyter-events==0.12.1
     # via jupyter-server
 jupyter-kernel-gateway==3.0.1
     # via -r MPContribs/mpcontribs-kernel-gateway/requirements.in
-jupyter-server==2.19.0
+jupyter-server==2.20.0
     # via jupyter-kernel-gateway
 jupyter-server-terminals==0.5.4
     # via jupyter-server
diff --git a/mpcontribs-kernel-gateway/requirements/ubuntu-latest_py3.11.txt b/mpcontribs-kernel-gateway/requirements/ubuntu-latest_py3.11.txt
index 58e4375da..9da6ee844 100644
--- a/mpcontribs-kernel-gateway/requirements/ubuntu-latest_py3.11.txt
+++ b/mpcontribs-kernel-gateway/requirements/ubuntu-latest_py3.11.txt
@@ -22,7 +22,7 @@ beautifulsoup4==4.14.3
     # via nbconvert
 bibtexparser==1.4.4
     # via pymatgen-core
-bleach[css]==6.3.0
+bleach[css]==6.4.0
     # via nbconvert
 blinker==1.9.0
     # via -r requirements.in
@@ -146,7 +146,7 @@ jupyter-events==0.12.1
     # via jupyter-server
 jupyter-kernel-gateway==3.0.1
     # via -r requirements.in
-jupyter-server==2.18.2
+jupyter-server==2.20.0
     # via jupyter-kernel-gateway
 jupyter-server-terminals==0.5.4
     # via jupyter-server
@@ -379,7 +379,7 @@ terminado==0.18.1
     #   jupyter-server-terminals
 tinycss2==1.4.0
     # via bleach
-tornado==6.5.5
+tornado==6.5.7
     # via
     #   ipykernel
     #   jupyter-client
@@ -419,7 +419,7 @@ typing-extensions==4.15.0
     #   swagger-spec-validator
 tzdata==2026.2
     # via arrow
-ujson==5.12.1
+ujson==5.13.0
     # via mpcontribs-client
 uncertainties==3.2.3
     # via pymatgen-core
diff --git a/mpcontribs-kernel-gateway/requirements/ubuntu-latest_py3.11_extras.txt b/mpcontribs-kernel-gateway/requirements/ubuntu-latest_py3.11_extras.txt
index dd3cbe3c3..24f66df17 100644
--- a/mpcontribs-kernel-gateway/requirements/ubuntu-latest_py3.11_extras.txt
+++ b/mpcontribs-kernel-gateway/requirements/ubuntu-latest_py3.11_extras.txt
@@ -22,7 +22,7 @@ beautifulsoup4==4.14.3
     # via nbconvert
 bibtexparser==1.4.4
     # via pymatgen-core
-bleach[css]==6.3.0
+bleach[css]==6.4.0
     # via nbconvert
 blinker==1.9.0
     # via -r requirements.in
@@ -146,7 +146,7 @@ jupyter-events==0.12.1
     # via jupyter-server
 jupyter-kernel-gateway==3.0.1
     # via -r requirements.in
-jupyter-server==2.18.2
+jupyter-server==2.20.0
     # via jupyter-kernel-gateway
 jupyter-server-terminals==0.5.4
     # via jupyter-server
@@ -379,7 +379,7 @@ terminado==0.18.1
     #   jupyter-server-terminals
 tinycss2==1.4.0
     # via bleach
-tornado==6.5.5
+tornado==6.5.7
     # via
     #   ipykernel
     #   jupyter-client
@@ -419,7 +419,7 @@ typing-extensions==4.15.0
     #   swagger-spec-validator
 tzdata==2026.2
     # via arrow
-ujson==5.12.1
+ujson==5.13.0
     # via mpcontribs-client
 uncertainties==3.2.3
     # via pymatgen-core
diff --git a/mpcontribs-kernel-gateway/requirements/ubuntu-latest_py3.12.txt b/mpcontribs-kernel-gateway/requirements/ubuntu-latest_py3.12.txt
index 7e8f1858f..1d05035aa 100644
--- a/mpcontribs-kernel-gateway/requirements/ubuntu-latest_py3.12.txt
+++ b/mpcontribs-kernel-gateway/requirements/ubuntu-latest_py3.12.txt
@@ -22,7 +22,7 @@ beautifulsoup4==4.14.3
     # via nbconvert
 bibtexparser==1.4.4
     # via pymatgen-core
-bleach[css]==6.3.0
+bleach[css]==6.4.0
     # via nbconvert
 blinker==1.9.0
     # via -r requirements.in
@@ -146,7 +146,7 @@ jupyter-events==0.12.1
     # via jupyter-server
 jupyter-kernel-gateway==3.0.1
     # via -r requirements.in
-jupyter-server==2.18.2
+jupyter-server==2.20.0
     # via jupyter-kernel-gateway
 jupyter-server-terminals==0.5.4
     # via jupyter-server
@@ -377,7 +377,7 @@ terminado==0.18.1
     #   jupyter-server-terminals
 tinycss2==1.4.0
     # via bleach
-tornado==6.5.5
+tornado==6.5.7
     # via
     #   ipykernel
     #   jupyter-client
@@ -416,7 +416,7 @@ typing-extensions==4.15.0
     #   swagger-spec-validator
 tzdata==2026.2
     # via arrow
-ujson==5.12.1
+ujson==5.13.0
     # via mpcontribs-client
 uncertainties==3.2.3
     # via pymatgen-core
diff --git a/mpcontribs-kernel-gateway/requirements/ubuntu-latest_py3.12_extras.txt b/mpcontribs-kernel-gateway/requirements/ubuntu-latest_py3.12_extras.txt
index 31ccc84e2..061acbe0d 100644
--- a/mpcontribs-kernel-gateway/requirements/ubuntu-latest_py3.12_extras.txt
+++ b/mpcontribs-kernel-gateway/requirements/ubuntu-latest_py3.12_extras.txt
@@ -22,7 +22,7 @@ beautifulsoup4==4.14.3
     # via nbconvert
 bibtexparser==1.4.4
     # via pymatgen-core
-bleach[css]==6.3.0
+bleach[css]==6.4.0
     # via nbconvert
 blinker==1.9.0
     # via -r requirements.in
@@ -146,7 +146,7 @@ jupyter-events==0.12.1
     # via jupyter-server
 jupyter-kernel-gateway==3.0.1
     # via -r requirements.in
-jupyter-server==2.18.2
+jupyter-server==2.20.0
     # via jupyter-kernel-gateway
 jupyter-server-terminals==0.5.4
     # via jupyter-server
@@ -377,7 +377,7 @@ terminado==0.18.1
     #   jupyter-server-terminals
 tinycss2==1.4.0
     # via bleach
-tornado==6.5.5
+tornado==6.5.7
     # via
     #   ipykernel
     #   jupyter-client
@@ -416,7 +416,7 @@ typing-extensions==4.15.0
     #   swagger-spec-validator
 tzdata==2026.2
     # via arrow
-ujson==5.12.1
+ujson==5.13.0
     # via mpcontribs-client
 uncertainties==3.2.3
     # via pymatgen-core
diff --git a/mpcontribs-portal/requirements/ubuntu-latest_py3.11.txt b/mpcontribs-portal/requirements/ubuntu-latest_py3.11.txt
index e0603bbb3..30be0b11d 100644
--- a/mpcontribs-portal/requirements/ubuntu-latest_py3.11.txt
+++ b/mpcontribs-portal/requirements/ubuntu-latest_py3.11.txt
@@ -18,7 +18,7 @@ beautifulsoup4==4.14.3
     # via nbconvert
 bibtexparser==1.4.4
     # via pymatgen-core
-bleach[css]==6.3.0
+bleach[css]==6.4.0
     # via nbconvert
 boltons==25.0.0
     # via
@@ -360,7 +360,7 @@ tabulate==0.10.0
     # via pymatgen-core
 tinycss2==1.4.0
     # via bleach
-tornado==6.5.5
+tornado==6.5.7
     # via
     #   ipykernel
     #   jupyter-client
@@ -392,7 +392,7 @@ typing-extensions==4.15.0
     #   swagger-spec-validator
 tzdata==2026.2
     # via arrow
-ujson==5.12.1
+ujson==5.13.0
     # via mpcontribs-client
 uncertainties==3.2.3
     # via pymatgen-core
diff --git a/mpcontribs-portal/requirements/ubuntu-latest_py3.12.txt b/mpcontribs-portal/requirements/ubuntu-latest_py3.12.txt
index cb81ab25d..2f2ac2c27 100644
--- a/mpcontribs-portal/requirements/ubuntu-latest_py3.12.txt
+++ b/mpcontribs-portal/requirements/ubuntu-latest_py3.12.txt
@@ -18,7 +18,7 @@ beautifulsoup4==4.14.3
     # via nbconvert
 bibtexparser==1.4.4
     # via pymatgen-core
-bleach[css]==6.3.0
+bleach[css]==6.4.0
     # via nbconvert
 boltons==25.0.0
     # via
@@ -360,7 +360,7 @@ tabulate==0.10.0
     # via pymatgen-core
 tinycss2==1.4.0
     # via bleach
-tornado==6.5.5
+tornado==6.5.7
     # via
     #   ipykernel
     #   jupyter-client
@@ -391,7 +391,7 @@ typing-extensions==4.15.0
     #   swagger-spec-validator
 tzdata==2026.2
     # via arrow
-ujson==5.12.1
+ujson==5.13.0
     # via mpcontribs-client
 uncertainties==3.2.3
     # via pymatgen-core