How severe is CVE-2026-24853?

CVE-2026-24853 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-24853 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-24853?

CVE-2026-24853 affects Caido. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-24853?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2026-24853 have an EU (EUVD) identifier?

Yes. CVE-2026-24853 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-7360.

When was CVE-2026-24853 published?

CVE-2026-24853 was published on 2026-02-13 and last updated on 2026-06-17.

CVE-2026-24853

CVE-2026-24853 is a high-severity vulnerability in Caido with a CVSS 3.x base score of 8.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-290.

Key facts

Severity: High (CVSS 3.x base score 8.1)
EPSS exploit prediction: 0% (19th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-7360
Weakness: CWE-290
Affected product: Caido
Published: 2026-02-13
Last modified: 2026-06-17

Description

Caido is a web security auditing toolkit. Prior to 0.55.0, Caido blocks non whitelisted domains to reach out through the 8080 port, and shows Host/IP is not allowed to connect to Caido on all endpoints. But this is bypassable by injecting a X-Forwarded-Host: 127.0.0.1:8080 header. This vulnerability is fixed in 0.55.0.

Frequently asked questions

What is CVE-2026-24853?: Caido is a web security auditing toolkit. Prior to 0.55.0, Caido blocks non whitelisted domains to reach out through the 8080 port, and shows Host/IP is not allowed to connect to Caido on all endpoints. But this is bypassable by injecting a X-Forwarded-Host: 127.0.0.1:8080 header. This vulnerability is fixed in 0.55.0.
How severe is CVE-2026-24853?: CVE-2026-24853 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-24853 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-24853?: CVE-2026-24853 affects Caido. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-24853?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2026-24853 have an EU (EUVD) identifier?: Yes. CVE-2026-24853 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-7360.
When was CVE-2026-24853 published?: CVE-2026-24853 was published on 2026-02-13 and last updated on 2026-06-17.

References

https://github.com/caido/caido/security/advisories/GHSA-3q5q-p8vj-8783

Affected products (1)

cpe:2.3:a:caido:caido:*:*:*:*:*:*:*:*

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