Skip to content
Vulnerability Intelligence · Emerging

Emerging Threats, Before They Hit KEV.

Not on KEV yet, but the exploit signals say watch it: a high EPSS forecast or a weaponized exploit.

Synced hourly · figures as of Oct 20, 2026
3,919 vulnerabilities · highest exploit probability first
  • CVE-2019-17567Medium 5.3
    Apache HTTP Server versions 2.4.6 to 2.4.46 mod_proxy_wstunnel configured on an URL that is not necessarily Upgraded by the origin server was tunneling the whole connection regardless, thus allowing for subsequent requests on the same connection to pass through with no HTTP…
    apache · http server
    EPSS60%
    ·
    Published Jun 11, 2021
  • Incomplete List of Disallowed Inputs in ManageEngine ServiceDesk Plus before version 11205 allows a remote, authenticated attacker to execute arbitrary commands with SYSTEM privileges.
    zohocorp · manageengine servicedesk plus
    EPSS52%
    ·
    Published Jun 10, 2021
  • lfs/backup in IPFire 2.25-core155 does not ensure that /var/ipfire/backup/bin/backup.pl is owned by the root account.
    ipfire · ipfire
    EPSS59%
    4 exploits
    Published Jun 9, 2021
  • CVE-2021-3007Critical 9.8
    Remote code execution in zendframework and laminas-http
    getlaminas · laminas-http
    EPSS75%
    1 exploit
    Published Jun 8, 2021
  • Nagios XI 5.7.5 and earlier allows authenticated admins to upload arbitrary files due to improper validation of the rename functionality in custom-includes component, which leads to remote code execution by uploading php files.
    nagios · nagios xi
    EPSS55%
    ·
    Published Jun 7, 2021
  • squid3 - security update
    squid-cache · squid
    EPSS72%
    ·
    Published Jun 7, 2021
  • CVE-2021-31250Medium 5.4
    Multiple storage XSS vulnerabilities were discovered on BF-430, BF-431 and BF-450M TCP/IP Converter devices from CHIYU Technology Inc due to a lack of sanitization of the input on the components man.cgi, if.cgi, dhcpc.cgi, ppp.cgi.
    chiyu-tech · bf-430 firmware
    EPSS80%
    ·
    Published Jun 4, 2021
  • The eBPF ALU32 bounds tracking for bitwise ops (AND, OR and XOR) in the Linux kernel did not properly update 32-bit bounds, which could be turned into out of bounds reads and writes in the Linux kernel and therefore, arbitrary code execution.
    linux · linux kernel
    EPSS27%
    2 exploits
    Published Jun 4, 2021
  • CVE-2021-31806Medium 6.5
    squid3 - security update
    squid-cache · squid
    EPSS95%
    ·
    Published Jun 3, 2021
  • CVE-2021-28662Medium 6.5
    squid: denial of service in HTTP response processing
    squid-cache · squid
    EPSS72%
    ·
    Published Jun 3, 2021
  • CVE-2021-33564Critical 9.8
    Dragonfly contains remote code execution vulnerability
    dragonfly project · dragonfly
    EPSS72%
    ·
    Published Jun 2, 2021
  • CVE-2021-22160Critical 9.8
    Improper Verification of Cryptographic Signature in Apache Pulsar in TensorFlow
    apache · pulsar
    EPSS53%
    ·
    Published Jun 1, 2021
  • An OS command injection vulnerability in FortiWeb's management interface 6.3.7 and below, 6.2.3 and below, 6.1.x, 6.0.x, 5.9.x may allow a remote authenticated attacker to execute arbitrary commands on the system via the SAML server configuration page.
    fortinet · fortiweb
    EPSS84%
    ·
    Published Jun 1, 2021
  • CVE-2021-31643Medium 5.4
    An XSS vulnerability exists in several IoT devices from CHIYU Technology, including SEMAC, Biosense, BF-630, BF-631, and Webpass due to a lack of sanitization on the component if.cgi - username parameter.
    chiyu-tech · bf-630 firmware
    EPSS88%
    1 exploit
    Published Jun 1, 2021
  • CVE-2021-24321Critical 9.8
    The Bello - Directory & Listing WordPress theme before 1.6.0 did not sanitise the bt_bb_listing_field_price_range_to, bt_bb_listing_field_now_open, bt_bb_listing_field_my_lng, listing_list_view and bt_bb_listing_field_my_lat parameters before using them in a SQL statement,…
    bold-themes · bello
    EPSS67%
    ·
    Published Jun 1, 2021
  • Envoy does not decode escaped slash sequences %2F and %5C in HTTP URL paths in versions 1.18.2 and before.
    envoyproxy · envoy
    EPSS66%
    ·
    Published May 28, 2021
  • CVE-2021-33620Medium 6.5
    Squid before 4.15 and 5.x before 5.0.6 allows remote servers to cause a denial of service (affecting availability to all clients) via an HTTP response.
    squid-cache · squid
    EPSS80%
    ·
    Published May 28, 2021
  • CVE-2021-22911Critical 9.8
    A improper input sanitization vulnerability exists in Rocket.Chat server 3.11, 3.12 & 3.13 that could lead to unauthenticated NoSQL injection, resulting potentially in RCE.
    rocket.chat · rocket.chat
    EPSS95%
    4 exploits
    Published May 27, 2021
  • A buffer overflow vulnerability exists in Windows File Resource Profiles in 9.X allows a remote authenticated user with privileges to browse SMB shares to execute arbitrary code as the root user.
    ivanti · connect secure
    EPSS69%
    ·
    Published May 27, 2021
  • CVE-2021-31474Critical 9.8
    This vulnerability allows remote attackers to execute arbitrary code on affected installations of SolarWinds Network Performance Monitor 2020.2.1.
    solarwinds · network performance monitor
    EPSS94%
    ·
    Published May 24, 2021
  • The All in One SEO – Best WordPress SEO Plugin – Easily Improve Your SEO Rankings before 4.1.0.2 enables authenticated users with "aioseo_tools_settings" privilege (most of the time admin) to execute arbitrary code on the underlying host.
    aioseo · all in one seo
    EPSS53%
    ·
    Published May 24, 2021
  • XStream is vulnerable to a Remote Command Execution attack
    xstream · xstream
    EPSS77%
    ·
    Published May 18, 2021
  • CVE-2021-32305Critical 9.8
    WebSVN before 2.6.1 allows remote attackers to execute arbitrary commands via shell metacharacters in the search parameter.
    websvn · websvn
    EPSS87%
    2 exploits
    Published May 18, 2021
  • Insecure template handling in Squirrelly
    squirrelly · squirrelly
    EPSS58%
    ·
    Published May 17, 2021
  • CVE-2020-36289Medium 5.3
    Affected versions of Atlassian Jira Server and Data Center allow an unauthenticated user to enumerate users via an Information Disclosure vulnerability in the QueryComponentRendererValue!Default.jspa endpoint.
    atlassian · data center
    EPSS99%
    ·
    Published May 12, 2021
  • Visual Studio Code Remote Containers Extension Remote Code Execution Vulnerability
    microsoft · remote
    EPSS53%
    ·
    Published May 11, 2021
  • Microsoft Exchange Server Remote Code Execution Vulnerability
    microsoft · exchange server
    EPSS74%
    ·
    Published May 11, 2021
  • Microsoft SharePoint Remote Code Execution Vulnerability
    microsoft · sharepoint enterprise server
    EPSS29%
    2 exploits
    Published May 11, 2021
  • Microsoft SharePoint Server Remote Code Execution Vulnerability
    microsoft · sharepoint server
    EPSS51%
    ·
    Published May 11, 2021
  • Visual Studio Remote Code Execution Vulnerability
    microsoft · visual studio 2019
    EPSS54%
    ·
    Published May 11, 2021
  • CVE-2020-28429Critical 9.8
    Command Injection in geojson2kml
    geojson2kml project · geojson2kml
    EPSS63%
    ·
    Published May 10, 2021
  • CVE-2020-28018Critical 9.8
    Exim 4 before 4.94.2 allows Use After Free in smtp_reset in certain situations that may be common for builds with OpenSSL.
    exim · exim
    EPSS56%
    ·
    Published May 7, 2021
  • CVE-2021-29203Critical 9.8
    The vulnerability could be remotely exploited to bypass remote authentication leading to execution of arbitrary commands, gaining privileged access, causing denial of service, and changing the configuration.
    hp · edgeline infrastructure manager
    EPSS68%
    ·
    Published May 6, 2021
  • Tempfile on Windows path traversal vulnerability
    ruby-lang · ruby
    EPSS58%
    ·
    Published May 6, 2021
  • CVE-2021-29490Medium 5.8
    Verions prior to 10.7.3 vulnerable to unauthenticated Server-Side Request Forgery (SSRF) attacks via the imageUrl parameter.
    jellyfin · jellyfin
    EPSS70%
    ·
    Published May 6, 2021
  • CVE-2020-13943Medium 4.3
    tomcat8 - security update
    apache · tomcat
    EPSS55%
    ·
    Published May 5, 2021
  • CVE-2015-0235Critical 10.0
    Heap-based buffer overflow in the nss_hostname_digits_dots function in glibc 2.2, and other 2.x versions before 2.18, allows context-dependent attackers to execute arbitrary code via vectors related to the (1) gethostbyname or (2) gethostbyname2 function, aka "GHOST."
    gnu · glibc
    EPSS95%
    8 exploits
    Published May 5, 2021
  • The receive_msg function in receive.c in the SMTP daemon in Exim 4.88 and 4.89 allows remote attackers to cause a denial of service (infinite loop and stack exhaustion) via vectors involving BDAT commands and an improper check for a '.' character signifying the end of the…
    exim · exim
    EPSS63%
    1 exploit
    Published May 5, 2021
  • Exim 4 before 4.94.2 has Improper Initialization that can lead to recursion-based stack consumption or other consequences.
    exim · exim
    EPSS62%
    ·
    Published May 5, 2021
  • CVE-2021-21983Medium 6.5
    Arbitrary file write vulnerability in vRealize Operations Manager API (CVE-2021-21983) prior to 8.4 may allow an authenticated malicious actor with network access to the vRealize Operations Manager API can write files to arbitrary locations on the underlying photon operating…
    vmware · vrealize operations manager
    EPSS69%
    2 exploits
    Published May 4, 2021
  • A Node.js application that allows an attacker to trigger a DNS request for a host of their choice could trigger a Denial of Service in versions < 15.2.1, < 14.15.1, and < 12.19.1 by getting the application to resolve a DNS record with a larger number of responses.
    nodejs · node.js
    EPSS54%
    ·
    Published May 3, 2021
  • CVE-2021-27651Critical 9.8
    In versions 8.2.1 through 8.5.2 of Pega Infinity, the password reset functionality for local accounts can be used to bypass local authentication checks.
    pega · infinity
    EPSS54%
    ·
    Published Apr 29, 2021
  • CVE-2021-31856Critical 9.8
    A SQL Injection vulnerability in the REST API in Layer5 Meshery 0.5.2 allows an attacker to execute arbitrary SQL commands via the /experimental/patternfiles endpoint (order parameter in GetMesheryPatterns in models/meshery_pattern_persister.go).
    layer5 · meshery
    EPSS75%
    ·
    Published Apr 28, 2021
  • Authentication bypass for specific endpoint
    alibaba · nacos
    EPSS66%
    2 exploits
    Published Apr 27, 2021
  • CVE-2021-29441Critical 9.8
    In Nacos before version 1.4.1, when configured to use authentication (-Dnacos.core.auth.enabled=true) Nacos uses the AuthFilter servlet filter to enforce authentication.
    alibaba · nacos
    EPSS83%
    ·
    Published Apr 27, 2021
  • CVE-2021-30128Critical 9.8
    Apache OFBiz has unsafe deserialization prior to 17.12.07 version
    apache · ofbiz
    EPSS81%
    ·
    Published Apr 27, 2021
  • CVE-2021-29200Critical 9.8
    Apache OFBiz has unsafe deserialization prior to 17.12.07 version An unauthenticated user can perform an RCE attack
    apache · ofbiz
    EPSS55%
    ·
    Published Apr 27, 2021
  • CVE-2021-3287Critical 9.8
    Zoho ManageEngine OpManager before 12.5.329 allows unauthenticated Remote Code Execution due to a general bypass in the deserialization class.
    zohocorp · manageengine opmanager
    EPSS51%
    2 exploits
    Published Apr 26, 2021
  • Improper neutralization of special elements used in an OS command in Nagios XI 5.7.3 allows a remote, authenticated admin user to execute operating system commands with the privileges of the apache user.
    nagios · nagios xi
    EPSS79%
    4 exploits
    Published Apr 21, 2021
  • tomcat: Remote Code Execution on Windows
    apache · tomcat
    EPSS100%
    2 exploits
    Published Apr 21, 2021
Showing 1,351–1,400 of 3,919

Note on years: years refer to the date the CVE record was published, not the year in its identifier. Some records are published or republished years later, so an older-looking ID such as a 2016 CVE can appear under a recent year.

FAQ

Common Questions.

Which Of These Are On Your Attack Surface?

Brandefense maps every internet-facing asset you own and flags the exploited CVEs on it the hour they are listed.

About this list. Not on the KEV catalog yet, but either the EPSS forecast is 50% or higher or a weaponized exploit exists. The signals say watch it; the evidence does not yet justify a listing.

Figures as of Oct 20, 2026. Compiled by Brandefense technologies from public vulnerability catalogs; scoring as described in How it works.

To report an error, contact Brandefense.