PYSEC-2026-1610 Synapse Matrix has a partial room state leak via Sliding Sync

Impact The Sliding Sync feature on Synapse versions between 1.113.0rc1 and 1.120.0 can leak partial room state changes to users no longer in a room. Non-state events, like messages, are unaffected. Patches Synapse version 1.120.1 fixes the problem. Workarounds Disable Sliding Sync. References...

PYSEC-2026-1611 Synapse allows a a malformed invite to break the invitee's `/sync`

Impact Synapse versions before 1.120.1 fail to properly validate invites received over federation. This vulnerability allows a malicious server to send a specially crafted invite that disrupts the invited user's /sync functionality. Patches Synapse 1.120.1 rejects such invalid invites received ov...

xorg-x11-server: xorg-x11-server-Xwayland: xorg-x11-server: use-after-free in FreeCounter()

A use-after-free flaw was found in the X.Org X server and Xwayland in FreeCounter. A client that sets up multiple SyncCounters and awaits on those triggers can trigger a use-after-free when destroying those counters via a second client connection. This may be used to crash the server, or for...

PT-2026-56305

Name of the Vulnerable Software and Affected Versions goploy version 1.17.5 Description An Insecure Direct Object Reference IDOR exists in the project and project-file handlers. The application fails to verify if a project or project-file belongs to the caller's namespace when processing requests...

CVE-2026-26292

Gitea versions before 1.25.5 do not use the migration HTTP transport for LFS push and sync mirror operations, bypassing the configured migration transport protections for those LFS requests...

EUVD-2026-41630

Gitea versions before 1.25.5 do not use the migration HTTP transport for LFS push and sync mirror operations, bypassing the configured migration transport protections for those LFS requests...

CVE-2026-26292

Gitea versions before 1.25.5 do not use the migration HTTP transport for LFS push and sync mirror operations, bypassing the configured migration transport protections for those LFS requests...

CVE-2026-26292

Gitea versions before 1.25.5 are affected: LFS push and LFS mirror synchronization do not use the migration HTTP transport, bypassing configured migration transport protections for those requests. This is evidenced by CVE-2026-26292 and corroborated by multiple connected sources (NVD/NIST and thi...

PT-2026-55598

Name of the Vulnerable Software and Affected Versions Gitea versions prior to 1.25.5 Description LFS push and sync mirror operations do not utilize the migration HTTP transport. This behavior allows LFS requests to bypass the configured migration transport protections. Recommendations Update Gite...

zebrad has persistent on-disk corruption of Sapling/Orchard subtree roots after chain fork via pop_tip

Am I affected You are affected if: 1. You run zebrad up to and including v4.4.1. 2. Your node participates in a network where chain forks occur mainnet, testnet, or any network with multiple miners. All default configurations are affected. The corruption persists across restarts because it is...

GHSA-GVJC-3W7C-92JX Zebra has sync restart poisoning from single unauthenticated peer via above-lookahead block

Am I affected You are affected if: 1. You run zebrad up to and including v4.4.1. 2. Your node accepts inbound P2P connections and is syncing or catching up to the chain tip. Summary A malicious peer can answer Zebra's outbound getblocks/FindBlocks request with a small two-hash inventory, then ser...

Zebra has sync restart poisoning from single unauthenticated peer via above-lookahead block

Am I affected You are affected if: 1. You run zebrad up to and including v4.4.1. 2. Your node accepts inbound P2P connections and is syncing or catching up to the chain tip. Summary A malicious peer can answer Zebra's outbound getblocks/FindBlocks request with a small two-hash inventory, then ser...

PT-2026-55473

Name of the Vulnerable Software and Affected Versions ZEBRA versions prior to 4.4.2 Description A malicious unauthenticated P2P peer can degrade the synchronization of a Zcash node by responding to outbound getblocks or FindBlocks requests with a small two-hash inventory and a syntactically valid...

Virtuozzo Infrastructure 7.2 Hotfix 3 (7.2.0-263)

This update delivers important security and stability fixes. Vulnerability id: VSTOR-123887 Stale S3 lifecycle timestamps could cause objects to expire at incorrect times. Vulnerability id: VSTOR-126525, VSTOR-131507 Extended usage reporting could omit CPU, RAM, storage tier, VPN, floating IP, an...

Malicious code in polymarket-risk-manager (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 54bfddce038bb64117d6850bb2977f8cee17704212e12e6214fb495b9d4cee79 On npm install, the package's postinstall script reads a config URL from package.json's homepage field...

CVE-2026-6683

FatFs R0.16 and earlier contains a divide-by-zero in exFAT sync logic bug when crafted metadata causes nfatent - 2 to be zero during write/sync operations. This maps to CWE-369 Divide By Zero. Estimated CVSS v3.1 vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H 4.6, Medium. Network-delivered...

CVE-2026-6683

FatFs R0.16 and earlier contains a divide-by-zero in exFAT sync logic bug when crafted metadata causes nfatent - 2 to be zero during write/sync operations. This maps to CWE-369 Divide By Zero. Estimated CVSS v3.1 vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H 4.6, Medium. Network-delivered...

CVE-2026-6683

CVE-2026-6683 describes a divide-by-zero in FatFs exFAT sync for FatFs R0.16 and earlier. The bug arises when crafted metadata causes the expression n_fatent - 2 to be zero during write/sync, mapping to CWE-369 (Divide By Zero). The vulnerability is applicable to FatFs versions ending at R0.16 an...

EUVD-2026-40993

FatFs R0.16 and earlier contains a divide-by-zero in exFAT sync logic bug when crafted metadata causes nfatent - 2 to be zero during write/sync operations. This maps to CWE-369 Divide By Zero. Estimated CVSS v3.1 vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H 4.6, Medium. Network-delivered...

SUSE CVE-2026-53129

In the Linux kernel, the following vulnerability has been resolved: fs/mbcache: cancel shrink work before destroying the cache mbcachedestroy calls shrinkerfree and then frees all cache entries and the cache itself, but it does not cancel the pending cshrinkwork work item first. If...