CVE-2026-76356

Splunk SOAR versions below 8.6.0 are vulnerable: the Automation Broker trusts a client-supplied source IP header, allowing an unauthenticated attacker to spoof the local system IP and execute arbitrary code on the host. CVSS 8.1 (HIGH). No exploit code or in-the-wild exploitation is documented. U...

CVE-2026-54738

Lemmy is a link aggregator and forum for the fediverse. Prior to 0.19.19 and 1.0.0-beta.1, actix-web ConnectionInfo::realipremoteaddr reads the first value of X-Forwarded-For as the client address used by rawipkey in crates/utils/src/ratelimit/mod.rs. Lemmy's bundled docker/nginx.conf uses...

CVE-2026-76827

A flaw was found in search-indexer. This vulnerability allows a registered and authenticated managed cluster to tamper with or delete another cluster's indexed search data. This is possible because the delta-sync write paths in search-indexer do not properly restrict UPDATE/DELETE operations to...

EUVD-2026-62850

Lemmy is a link aggregator and forum for the fediverse. Prior to 0.19.19 and 1.0.0-beta.1, actix-web ConnectionInfo::realipremoteaddr reads the first value of X-Forwarded-For as the client address used by rawipkey in crates/utils/src/ratelimit/mod.rs. Lemmy's bundled docker/nginx.conf uses...

CVE-2026-54738 Lemmy: Rate limit bypass via X-Forwarded-For header spoofing in actix-web ConnectionInfo

Lemmy is a link aggregator and forum for the fediverse. Prior to 0.19.19 and 1.0.0-beta.1, actix-web ConnectionInfo::realipremoteaddr reads the first value of X-Forwarded-For as the client address used by rawipkey in crates/utils/src/ratelimit/mod.rs. Lemmy's bundled docker/nginx.conf uses...

DEBIAN-CVE-2026-49283

The SimpleSAMLphp SAML2 library is a PHP library for SAML2 related functionality. Prior to versions 4.19.3, 4.20.2, 5.0.6, and 6.2.1, the HTTPArtifact::receive flow can treat an unsigned embedded SAML Response as cryptographically valid for the wrong identity provider. SOAPClient::addSSLValidator...

CVE-2026-49283

The SimpleSAMLphp SAML2 library is a PHP library for SAML2 related functionality. Prior to versions 4.19.3, 4.20.2, 5.0.6, and 6.2.1, the HTTPArtifact::receive flow can treat an unsigned embedded SAML Response as cryptographically valid for the wrong identity provider. SOAPClient::addSSLValidator...

CVE-2026-49283

SimpleSAMLphp SAML2 (PHP library) is vulnerable to a TLS validator confusion in the HTTPArtifact::receive() flow. The embedded SAML Response receives a validator that delegates to the outer SOAP ArtifactResponse, but is validated against metadata selected from the embedded response issuer rather ...

EUVD-2026-62502

The SimpleSAMLphp SAML2 library is a PHP library for SAML2 related functionality. Prior to versions 4.19.3, 4.20.2, 5.0.6, and 6.2.1, the HTTPArtifact::receive flow can treat an unsigned embedded SAML Response as cryptographically valid for the wrong identity provider. SOAPClient::addSSLValidator...

CVE-2026-75953

J-BusinessDirectory is a Joomla extension by cmsjunkie.com. In versions below 6.2.3 , an open mail relay flaw exists: the mail recipient address was read from the request parameters (contact_id_offer / contact_id_event ) rather than from the server-side offer/event record, allowing an unauthentic...

CVE-2026-49431

The ZFSIOCSETPROP ioctl, used by zfs-set8, incorrectly validated the calling user such that an unprivileged user is able to set metadata on a dataset indicating that the dataset has received properties from a zfs-recv8 stream. Any local user can set the internal ZFS metadata flag "$hasrecvd" on...

CVE-2026-50243

A flaw in Unbound's respip module fails to verify the security status of incoming DNS answers when using response-ip rules or RPZ files. A remote attacker can exploit this by spoofing DNS answers to bypass DNSSEC protections and trigger unauthorized rewrites, redirecting clients to unintended...

PT-2026-78696

Name of the Vulnerable Software and Affected Versions Lemmy versions prior to 0.19.19 Lemmy versions prior to 1.0.0-beta.1 Description An issue exists where the ConnectionInfo::realip remote addr function in actix-web reads the first value of the X-Forwarded-For header as the client address used ...

PT-2026-78652

Name of the Vulnerable Software and Affected Versions Wekan versions prior to 9.90 Description An issue exists where the isFileValid function in models/fileValidation.js relies on the Unix file command for content-based MIME detection. When the file binary is unavailable, the detectMimeFromFile...

PT-2026-78783

Name of the Vulnerable Software and Affected Versions Splunk SOAR versions prior to 8.6.0 Description An unauthenticated user can execute arbitrary code on the host by spoofing the source IP address in a crafted request to an Automation Broker notification endpoint. This occurs because the...

Linux Distros Unpatched Vulnerability : CVE-2026-74975

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Spoofing issue in the Downloads component in Firefox for Android. This vulnerability was fixed in Firefox 154. CVE-2026-74975 Note that Nessus relies on the...

EUVD-2026-62201

4gaBoards is a boards system for realtime project management. Prior to 3.3.8, 4gaBoards is vulnerable to pre-account takeover when registrationEnabled, localRegistrationEnabled, and ssoRegistrationEnabled are enabled and Google, GitHub, Microsoft, or OIDC SSO is configured. The POST /api/register...

CVE-2026-72817

A flaw was found in the go-chi/chi component. The RealIP middleware, responsible for resolving the request source IP, does not properly validate trusted proxies when processing the X-Forwarded-For header. A remote attacker can exploit this by prepending a forged IP address to the X-Forwarded-For...

CVE-2026-16732

Fastify 5.8.3–5.12.0 remains vulnerable to X-Forwarded-* spoofing when trustProxy is set numerically (e.g., 1), because the CVE-2026-3635 guard predicate ignores the connecting address. This enables host injection, HTTPS-enforcement bypass, secure-cookie/CSRF-origin bypass, and cache poisoning. P...

CVE-2026-16732 fastify vulnerable to X-Forwarded-* spoofing under trustProxy hop-count

fastify is a fast and low overhead web framework for Node.js. Impact: the fix for CVE-2026-3635 added a guard on the forwarded-header reads used to derive the request host, protocol, hostname, ip, and ips values, checking the connecting address. That guard closes the IP, CIDR, and custom-function...