CVE-2026-54355

MapServer is a system for developing web-based GIS applications. From 6.0 until 8.6.4, MapServer's OpenLayers HTML output for SERVICE=WMS&REQUEST=GetMap&FORMAT=application/openlayers reflects an attacker-controlled X-Forwarded-Host value received as HTTPXFORWARDEDHOST through msBuildOnlineResourc...

CVE-2026-54355 MapServer: Reflected XSS in OpenLayers HTML Output via `HTTP_X_FORWARDED_HOST`

MapServer is a system for developing web-based GIS applications. From 6.0 until 8.6.4, MapServer's OpenLayers HTML output for SERVICE=WMS&REQUEST=GetMap&FORMAT=application/openlayers reflects an attacker-controlled X-Forwarded-Host value received as HTTPXFORWARDEDHOST through msBuildOnlineResourc...

CVE-2026-54355

MapServer (a web-based GIS application system) is affected by a reflected XSS in its OpenLayers HTML output. Versions from 6.0 through 8.6.3 reflect an attacker-controlled X-Forwarded-Host header value without escaping it for a single-quoted JavaScript string when handling SERVICE=WMS&REQUEST=Get...

CVE-2026-54355 MapServer: Reflected XSS in OpenLayers HTML Output via `HTTP_X_FORWARDED_HOST`

MapServer is a system for developing web-based GIS applications. From 6.0 until 8.6.4, MapServer's OpenLayers HTML output for SERVICE=WMS&REQUEST=GetMap&FORMAT=application/openlayers reflects an attacker-controlled X-Forwarded-Host value received as HTTPXFORWARDEDHOST through msBuildOnlineResourc...

EUVD-2026-82424

FairEmail is a fully featured, open source, privacy-friendly email app for Android. Prior to 1.2319, the ActivityAMP AMP message renderer in app/src/main/java/eu/faircode/email/ActivityAMP.java enables JavaScript in its WebView but incompletely sanitizes untrusted message HTML. For non-allowliste...

CVE-2026-54521 FairEmail: Cross-site scripting (XSS) in AMP message rendering (ActivityAMP)

FairEmail is a fully featured, open source, privacy-friendly email app for Android. Prior to 1.2319, the ActivityAMP AMP message renderer in app/src/main/java/eu/faircode/email/ActivityAMP.java enables JavaScript in its WebView but incompletely sanitizes untrusted message HTML. For non-allowliste...

CVE-2026-54521 FairEmail: Cross-site scripting (XSS) in AMP message rendering (ActivityAMP)

FairEmail is a fully featured, open source, privacy-friendly email app for Android. Prior to 1.2319, the ActivityAMP AMP message renderer in app/src/main/java/eu/faircode/email/ActivityAMP.java enables JavaScript in its WebView but incompletely sanitizes untrusted message HTML. For non-allowliste...

WordPress CSS & JavaScript Toolbox plugin <= 12.0.6 - Authenticated (Administrator+) Stored Cross-Site Scripting vulnerability

Authenticated Administrator+ Stored Cross-Site Scripting vulnerability discovered by Kyokito in WordPress Plugin CSS & JavaScript Toolbox versions = 12.0.6...

EUVD-2026-60595

Grav: Stored XSS via Markdown audio/video media URL...

GHSA-269C-H76Q-8CXW Grav: Stored XSS via quoted-attribute bypass in detectXss

Summary A page editor without admin.super can place an event handler after a inside a quoted attribute. Grav accepts and stores the page, then executes the handler in the application origin when a visitor opens it. Details Security::detectXss system/src/Grav/Common/Security.php:253 anchors the...

Grav: Stored XSS via quoted-attribute bypass in detectXss

Summary A page editor without admin.super can place an event handler after a inside a quoted attribute. Grav accepts and stores the page, then executes the handler in the application origin when a visitor opens it. Details Security::detectXss system/src/Grav/Common/Security.php:253 anchors the...

CVE-2026-86039

libp2p is a JavaScript implementation of the libp2p networking stack. From 8.0.0 until 12.0.24, @libp2p/peer-store in packages/peer-store/src/index.ts uses consumePeerRecord to verify a RecordEnvelope signature but does not require PeerRecord.peerId in the signed payload to equal the signer peer ...

CVE-2026-92949

A flaw was found in vm2, a JavaScript sandbox. This vulnerability allows sandboxed scripts to bypass security protections, specifically vm.freeze and vm.readonly, which are designed to prevent unauthorized modifications to objects. An attacker can exploit this by directly accessing and invoking...

Protection Mechanism Failure

Overview vm2 is a sandbox that can run untrusted code with whitelisted Node's built-in modules. Affected versions of this package are vulnerable to Protection Mechanism Failure in the requireImpl process. An attacker can execute arbitrary JavaScript code outside the intended sandbox by supplying...

CVE-2026-85715 ExifReader: DoS via Crafted HEIC/AVIF iloc Box - Memory Exhaustion

ExifReader is a JavaScript Exif information parser. Prior to 4.41.1, ExifReader parses attacker-controlled HEIC or AVIF ISO-BMFF files in getItems within src/image-header-iso-bmff-iloc.js and trusts iloc itemCount and extentCount values while allocating an extent object for every nested-loop...

CVE-2026-86040

CVE-2026-86040 affects @libp2p/floodsub in the libp2p JavaScript networking stack, prior to version 11.0.26 . The vulnerability stems from unauthenticated RPC frames on /floodsub/1.0.0 being decoded without protobuf element limits, and the subscription array being processed synchronously without ...

CVE-2026-86039 libp2p: PeerStore accepts attacker-signed PeerRecords for a victim peer ID and stores certified attacker addresses

libp2p is a JavaScript implementation of the libp2p networking stack. From 8.0.0 until 12.0.24, @libp2p/peer-store in packages/peer-store/src/index.ts uses consumePeerRecord to verify a RecordEnvelope signature but does not require PeerRecord.peerId in the signed payload to equal the signer peer ...

CVE-2026-86039 libp2p: PeerStore accepts attacker-signed PeerRecords for a victim peer ID and stores certified attacker addresses

libp2p is a JavaScript implementation of the libp2p networking stack. From 8.0.0 until 12.0.24, @libp2p/peer-store in packages/peer-store/src/index.ts uses consumePeerRecord to verify a RecordEnvelope signature but does not require PeerRecord.peerId in the signed payload to equal the signer peer ...

EUVD-2026-81685

libp2p is a JavaScript implementation of the libp2p networking stack. From 15.0.0 until 16.0.5, @libp2p/gossipsub uses the default StrictSign policy in packages/gossipsub/src/utils/buildRawMessage.ts, where validateToRawMessage verifies a signature with attacker-controlled msg.key but skips bindi...

CVE-2026-86038 libp2p: Gossipsub StrictSign accepts attacker-signed messages as a victim RSA peer ID

libp2p is a JavaScript implementation of the libp2p networking stack. From 15.0.0 until 16.0.5, @libp2p/gossipsub uses the default StrictSign policy in packages/gossipsub/src/utils/buildRawMessage.ts, where validateToRawMessage verifies a signature with attacker-controlled msg.key but skips bindi...