CVE-2026-97057 redis-parser through 3.0.0 Denial of Service via Invalid Array Length
Attackers can crash Node.js applications by sending crafted Redis protocol headers with invalid array lengths, causing uncaught errors.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-97057?
CVE-2026-97057 is a high-severity denial of service vulnerability in NodeRedis redis-parser, published on 24 Sep 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
redis-parser through 3.0.0 fails to validate the multi-bulk length value in RESP protocol parsing, allowing attackers to trigger an uncaught RangeError by supplying an excessively large declared length. A malicious or compromised Redis endpoint can deliver a crafted RESP header with a length above 2^32-1 to crash the Node.js client process.
Weakness: CWE-1284
Which versions are affected by CVE-2026-97057?
How do I fix CVE-2026-97057?
No fix has been published for CVE-2026-97057 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2026-97057 being exploited?
There is no known exploitation of CVE-2026-97057 in the wild and no public exploit code.
Sources
Also known as GHSA-xwx3-3p4h-ffw8.