diff --git a/data/txt/sha256sums.txt b/data/txt/sha256sums.txt
index b5938da63..208e83394 100644
--- a/data/txt/sha256sums.txt
+++ b/data/txt/sha256sums.txt
@@ -187,7 +187,7 @@ bf77f9fc4296f239687297aee1fd6113b34f855965a6f690b52e26bd348cb353  lib/core/profi
 4eff81c639a72b261c8ba1c876a01246e718e6626e8e77ae9cc6298b20a39355  lib/core/replication.py
 bbd1dcda835934728efc6d68686e9b0da72b09b3ee38f3c0ab78e8c18b0ba726  lib/core/revision.py
 eed6b0a21b3e69c5583133346b0639dc89937bd588887968ee85f8389d7c3c96  lib/core/session.py
-c8591398ce93f9ab31a83592f374110b93f60b232276b30ae825851252400910  lib/core/settings.py
+1f2837e65e87f1ef8cfd77045bd3c3439c84ff247b6ffc7390d1511c03583e15  lib/core/settings.py
 2bec97d8a950f7b884e31dfe9410467f00d24f21b35672b95f8d68ed59685fd4  lib/core/shell.py
 e90a359b37a55c446c60e70ccd533f87276714d0b09e34f69b0740fd729ddbf8  lib/core/subprocessng.py
 54f7c70b4c7a9931f7ff3c1c12030180bde38e35a306d5e343ad6052919974cd  lib/core/target.py
@@ -207,15 +207,15 @@ b48edf3f30db127b18419f607894d5de46fc949d14c65fdc85ece524207d6dfd  lib/parse/html
 8743332261f8b0da52c94ca56510f0f2e856431c2bbe2164efdd3de605c2802b  lib/parse/payloads.py
 23adb7169e99554708062ff87ae795b90c6a284d1b5159eada974bf9f8d7583f  lib/parse/sitemap.py
 0acfa7da4b0dbc81652b018c3fdbb42512c8d7d5f01bbf9aef18e5ea7d38107a  lib/request/basicauthhandler.py
-c8446d4a50f06a50d7db18adc04c321e12cd2d0fa8b04bd58306511c89823316  lib/request/basic.py
+2395d6d28d6a1e342fccd56bb741080468a777b9b2a5ddd5634df65fe9785cef  lib/request/basic.py
 ead55e936dfc8941e512c8e8a4f644689387f331f4eed97854c558be3e227a91  lib/request/chunkedhandler.py
 06128c4e3e0e1fe34618de9d1fd5ee21292953dce4a3416567e200d2dfda79f2  lib/request/comparison.py
 45f365239c48f2f6b8adc605b2f33b3522bda6e3248589dae909380434aaa0ad  lib/request/connect.py
 470e96857a7037a2d74b2c4b1c8c5d8379b76ea8cbdb1d8dd4367a7a852fa93c  lib/request/direct.py
 e802cc9099282764da0280172623600b6b9bb9fe1c87f352ade8be7a3f622585  lib/request/dns.py
-226226c2b8c906e0d0612ea68404c7f266e7a6685e0bf233e5456e10625b012d  lib/request/httpshandler.py
+9922275d3ca79f00f9b9301f4e4d9f1c444dc7ac38de6d50ef253122abae4833  lib/request/httpshandler.py
 99d0e94dd5fe60137abf48bfa051129fb251f5c40f0f7a270c89fbcb07323730  lib/request/__init__.py
-6944e07e5c061afea30494bcea5198c67b86dda1f291b80e75cb1f121490f1a7  lib/request/inject.py
+ea8261a5099ca66032ae7606e5392de719827a71750c203e3fc6bb6759757cf3  lib/request/inject.py
 ba87a7bc91c1ec99a273284b9d0363358339aab0220651ff1ceddf3737ce2436  lib/request/methodrequest.py
 4ba939b6b9a130cd185e749c585afa2c4c8a5dbcbf8216ecc4f3199fe001b3e2  lib/request/pkihandler.py
 c6b222c0d34313cdea82fb39c8ead5d658400bf41e56aabd9640bdcf9bedc3a1  lib/request/rangehandler.py
diff --git a/lib/core/settings.py b/lib/core/settings.py
index 80e606f15..26617061b 100644
--- a/lib/core/settings.py
+++ b/lib/core/settings.py
@@ -19,7 +19,7 @@ from lib.core.enums import OS
 from thirdparty import six
 
 # sqlmap version (<major>.<minor>.<month>.<monthly commit>)
-VERSION = "1.8.6.11"
+VERSION = "1.8.6.12"
 TYPE = "dev" if VERSION.count('.') > 2 and VERSION.split('.')[-1] != '0' else "stable"
 TYPE_COLORS = {"dev": 33, "stable": 90, "pip": 34}
 VERSION_STRING = "sqlmap/%s#%s" % ('.'.join(VERSION.split('.')[:-1]) if VERSION.count('.') > 2 and VERSION.split('.')[-1] == '0' else VERSION, TYPE)
diff --git a/lib/request/basic.py b/lib/request/basic.py
index ebe33a2e1..921ed2fd7 100644
--- a/lib/request/basic.py
+++ b/lib/request/basic.py
@@ -282,15 +282,8 @@ def decodePage(page, contentEncoding, contentType, percentDecode=True):
     if not page or (conf.nullConnection and len(page) < 2):
         return getUnicode(page)
 
-    if hasattr(contentEncoding, "lower"):
-        contentEncoding = contentEncoding.lower()
-    else:
-        contentEncoding = ""
-
-    if hasattr(contentType, "lower"):
-        contentType = contentType.lower()
-    else:
-        contentType = ""
+    contentEncoding = contentEncoding.lower() if hasattr(contentEncoding, "lower") else ""
+    contentType = contentType.lower() if hasattr(contentType, "lower") else ""
 
     if contentEncoding in ("gzip", "x-gzip", "deflate"):
         if not kb.pageCompress:
@@ -382,7 +375,6 @@ def decodePage(page, contentEncoding, contentType, percentDecode=True):
 
 def processResponse(page, responseHeaders, code=None, status=None):
     kb.processResponseCounter += 1
-
     page = page or ""
 
     parseResponse(page, responseHeaders if kb.processResponseCounter < PARSE_HEADERS_LIMIT else None, status)
diff --git a/lib/request/httpshandler.py b/lib/request/httpshandler.py
index d8a619d70..c3af58f60 100644
--- a/lib/request/httpshandler.py
+++ b/lib/request/httpshandler.py
@@ -80,7 +80,7 @@ class HTTPSConnection(_http_client.HTTPSConnection):
                             # Reference(s): https://askubuntu.com/a/1263098
                             #               https://askubuntu.com/a/1250807
                             _contexts[protocol].set_ciphers("DEFAULT@SECLEVEL=1")
-                        except ssl.SSLError:
+                        except (ssl.SSLError, AttributeError):
                             pass
                     result = _contexts[protocol].wrap_socket(sock, do_handshake_on_connect=True, server_hostname=self.host if re.search(r"\A[\d.]+\Z", self.host or "") is None else None)
                     if result:
diff --git a/lib/request/inject.py b/lib/request/inject.py
index e260b9df4..afaad5af6 100644
--- a/lib/request/inject.py
+++ b/lib/request/inject.py
@@ -204,7 +204,7 @@ def _goInferenceProxy(expression, fromUser=False, batch=False, unpack=True, char
         if limitCond:
             test = True
 
-            if not stopLimit or stopLimit <= 1:
+            if stopLimit is None or stopLimit <= 1:
                 if Backend.getIdentifiedDbms() in FROM_DUMMY_TABLE and expression.upper().endswith(FROM_DUMMY_TABLE[Backend.getIdentifiedDbms()]):
                     test = False