diff --git a/CHANGES.txt b/CHANGES.txt
index c9bb57ae..52e1f269 100644
--- a/CHANGES.txt
+++ b/CHANGES.txt
@@ -1,3 +1,6 @@
+5.12.1 (Feb 19, 2026)
+- Updated docker images and dependencies for vulnerability fixes.
+
 5.12.0 (Jan 2, 2025)
 - Split Proxy:
    - Added support for new impression properties to be appended to the impressions sent to the Split backend. Read more in our docs.
diff --git a/docker/Dockerfile.proxy b/docker/Dockerfile.proxy
index 7a264759..d886f368 100644
--- a/docker/Dockerfile.proxy
+++ b/docker/Dockerfile.proxy
@@ -1,5 +1,5 @@
 # Build stage
-FROM golang:1.24.11-bookworm AS builder
+FROM golang:1.24.13-bookworm AS builder
 
 ARG EXTRA_BUILD_ARGS
 ARG FIPS_MODE
@@ -17,7 +17,7 @@ RUN bash -c 'if [[ "${FIPS_MODE}" = "enabled" ]]; \
     fi'
 
 # Runner stage
-FROM debian:13.2 AS runner
+FROM debian:13.3 AS runner
 
 RUN apt update -y
 RUN apt install -y bash ca-certificates
diff --git a/docker/Dockerfile.synchronizer b/docker/Dockerfile.synchronizer
index ccb33c71..3e5879a3 100644
--- a/docker/Dockerfile.synchronizer
+++ b/docker/Dockerfile.synchronizer
@@ -1,5 +1,5 @@
 # Build stage
-FROM golang:1.24.11-bookworm AS builder
+FROM golang:1.24.13-bookworm AS builder
 
 ARG EXTRA_BUILD_ARGS
 ARG FIPS_MODE
@@ -18,7 +18,7 @@ RUN bash -c 'if [[ "${FIPS_MODE}" = "enabled" ]]; \
     fi'
 
 # Runner stage
-FROM debian:13.2 AS runner
+FROM debian:13.3 AS runner
 
 RUN apt update -y
 RUN apt install -y bash ca-certificates
diff --git a/go.mod b/go.mod
index af5ba33b..9f428238 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module github.com/splitio/split-synchronizer/v5
 
-go 1.24.11
+go 1.24.13
 
 require (
 	github.com/gin-contrib/cors v1.6.0
@@ -44,12 +44,12 @@ require (
 	github.com/stretchr/objx v0.5.2 // indirect
 	github.com/twitchyliquid64/golang-asm v0.15.1 // indirect
 	github.com/ugorji/go/codec v1.3.0 // indirect
-	golang.org/x/arch v0.23.0 // indirect
-	golang.org/x/crypto v0.46.0 // indirect
-	golang.org/x/net v0.48.0 // indirect
+	golang.org/x/arch v0.24.0 // indirect
+	golang.org/x/crypto v0.48.0 // indirect
+	golang.org/x/net v0.50.0 // indirect
 	golang.org/x/sync v0.19.0 // indirect
-	golang.org/x/sys v0.39.0 // indirect
-	golang.org/x/text v0.32.0 // indirect
+	golang.org/x/sys v0.41.0 // indirect
+	golang.org/x/text v0.34.0 // indirect
 	google.golang.org/protobuf v1.36.8 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 )
diff --git a/go.sum b/go.sum
index 7757f3ae..aec7dddf 100644
--- a/go.sum
+++ b/go.sum
@@ -97,22 +97,22 @@ github.com/ugorji/go/codec v1.3.0 h1:Qd2W2sQawAfG8XSvzwhBeoGq71zXOC/Q1E9y/wUcsUA
 github.com/ugorji/go/codec v1.3.0/go.mod h1:pRBVtBSKl77K30Bv8R2P+cLSGaTtex6fsA2Wjqmfxj4=
 go.etcd.io/bbolt v1.3.6 h1:/ecaJf0sk1l4l6V4awd65v2C3ILy7MSj+s/x1ADCIMU=
 go.etcd.io/bbolt v1.3.6/go.mod h1:qXsaaIqmgQH0T+OPdb99Bf+PKfBBQVAdyD6TY9G8XM4=
-golang.org/x/arch v0.23.0 h1:lKF64A2jF6Zd8L0knGltUnegD62JMFBiCPBmQpToHhg=
-golang.org/x/arch v0.23.0/go.mod h1:dNHoOeKiyja7GTvF9NJS1l3Z2yntpQNzgrjh1cU103A=
-golang.org/x/crypto v0.46.0 h1:cKRW/pmt1pKAfetfu+RCEvjvZkA9RimPbh7bhFjGVBU=
-golang.org/x/crypto v0.46.0/go.mod h1:Evb/oLKmMraqjZ2iQTwDwvCtJkczlDuTmdJXoZVzqU0=
+golang.org/x/arch v0.24.0 h1:qlJ3M9upxvFfwRM51tTg3Yl+8CP9vCC1E7vlFpgv99Y=
+golang.org/x/arch v0.24.0/go.mod h1:dNHoOeKiyja7GTvF9NJS1l3Z2yntpQNzgrjh1cU103A=
+golang.org/x/crypto v0.48.0 h1:/VRzVqiRSggnhY7gNRxPauEQ5Drw9haKdM0jqfcCFts=
+golang.org/x/crypto v0.48.0/go.mod h1:r0kV5h3qnFPlQnBSrULhlsRfryS2pmewsg+XfMgkVos=
 golang.org/x/exp v0.0.0-20231006140011-7918f672742d h1:jtJma62tbqLibJ5sFQz8bKtEM8rJBtfilJ2qTU199MI=
 golang.org/x/exp v0.0.0-20231006140011-7918f672742d/go.mod h1:ldy0pHrwJyGW56pPQzzkH36rKxoZW1tw7ZJpeKx+hdo=
-golang.org/x/net v0.48.0 h1:zyQRTTrjc33Lhh0fBgT/H3oZq9WuvRR5gPC70xpDiQU=
-golang.org/x/net v0.48.0/go.mod h1:+ndRgGjkh8FGtu1w1FGbEC31if4VrNVMuKTgcAAnQRY=
+golang.org/x/net v0.50.0 h1:ucWh9eiCGyDR3vtzso0WMQinm2Dnt8cFMuQa9K33J60=
+golang.org/x/net v0.50.0/go.mod h1:UgoSli3F/pBgdJBHCTc+tp3gmrU4XswgGRgtnwWTfyM=
 golang.org/x/sync v0.19.0 h1:vV+1eWNmZ5geRlYjzm2adRgW2/mcpevXNg50YZtPCE4=
 golang.org/x/sync v0.19.0/go.mod h1:9KTHXmSnoGruLpwFjVSX0lNNA75CykiMECbovNTZqGI=
 golang.org/x/sys v0.0.0-20200923182605-d9f96fdee20d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.39.0 h1:CvCKL8MeisomCi6qNZ+wbb0DN9E5AATixKsvNtMoMFk=
-golang.org/x/sys v0.39.0/go.mod h1:OgkHotnGiDImocRcuBABYBEXf8A9a87e/uXjp9XT3ks=
-golang.org/x/text v0.32.0 h1:ZD01bjUt1FQ9WJ0ClOL5vxgxOI/sVCNgX1YtKwcY0mU=
-golang.org/x/text v0.32.0/go.mod h1:o/rUWzghvpD5TXrTIBuJU77MTaN0ljMWE47kxGJQ7jY=
+golang.org/x/sys v0.41.0 h1:Ivj+2Cp/ylzLiEU89QhWblYnOE9zerudt9Ftecq2C6k=
+golang.org/x/sys v0.41.0/go.mod h1:OgkHotnGiDImocRcuBABYBEXf8A9a87e/uXjp9XT3ks=
+golang.org/x/text v0.34.0 h1:oL/Qq0Kdaqxa1KbNeMKwQq0reLCCaFtqu2eNuSeNHbk=
+golang.org/x/text v0.34.0/go.mod h1:homfLqTYRFyVYemLBFl5GgL/DWEiH5wcsQ5gSh1yziA=
 google.golang.org/protobuf v1.36.8 h1:xHScyCOEuuwZEc6UtSOvPbAT4zRh0xcNRYekJwfqyMc=
 google.golang.org/protobuf v1.36.8/go.mod h1:fuxRtAxBytpl4zzqUh6/eyUujkJdNiuEkXntxiD/uRU=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
diff --git a/splitio/version.go b/splitio/version.go
index 3be6029a..9f2447df 100644
--- a/splitio/version.go
+++ b/splitio/version.go
@@ -2,4 +2,4 @@
 package splitio
 
 // Version is the version of this Agent
-const Version = "5.12.0"
+const Version = "5.12.1"