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CVE-2026-55868 is an authentication flaw in Secure Reliable Transport (SRT), a latency-aware UDP streaming library. SRT did not authenticate certain encryption control messages. A remote peer can abuse these unauthenticated messages to downgrade an encrypted SRT connection, enabling content injection or disruption of the media stream.
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What it means. What to do now. Patch path, mitigations, and the assume-compromise checklist.
What an attacker gets, and what they’ve been doing with it.
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Patch, then assume compromise.
No public exploits tracked yet. Mallory keeps watching.
No public exploit code observed for this vulnerability.
Products and vendors Mallory has correlated with this vulnerability. Open in Mallory to drill down to specific CPE configurations and version ranges.
Vendor-confirmed product mapping. Mallory continuously reconciles this list against your asset inventory.
4 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
A vulnerability addressed by Ubuntu USN-8764-1 in the SRT/libsrt packages; the supplied content does not describe the flaw's technical nature.
A vulnerability in the SRT latency-aware UDP streaming library addressed by Debian DSA-6450; the advisory states the issues could result in denial of service or encryption bypass, but does not map the specific impact to this CVE individually.
Query your assets running an affected version, and investigate the blast radius.
Every observed campaign linking this CVE to a named adversary.
Malware families riding this exploit, with evidence and IOCs.
YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.
Cross-references every affected SKU, including bundled OEM variants.
Community discussion across Reddit, Mastodon, and other social sources.