CVE-2026-77874
HIGH 8.6IBM Enterprise Build of Quarkus 3.27.1 through 3.27.5.SP1, and 3.33.1 through 3.33.3.SP1 is vulnerable to SQL injection. A remote unauthenticated attacker could send specially crafted SQL statements, which could allow the attacker to view, add, modify, or delete information in the back-end database.
ELEVATED IMPACT
Severe if exploited (CVSS 8.6), but no known exploitation and low modeled probability. Patch on a normal cadence.
Exploitation likelihood
0.4%chance of exploitation in 30 days · 36th percentile
○ In CISA KEV
○ Public exploit / PoC
Impact if exploited
8.6CVSS 3.1 · HIGH
- ConfidentialityHigh
- IntegrityLow
- AvailabilityLow
What an attacker needs
- ✓Access: Reachable over the network — no local access needed
- ✓Privileges: No account or privileges required
- ✓User interaction: No user interaction needed
- ✓Complexity: No special conditions — reliably repeatable
✓ lowers the bar for an attacker · ⚠ raises it
Proof of concept & exploit code
- github-search Search GitHub for public PoC repos
Test against your own equipment
curl -s https://vulnpedia.com/cve/CVE-2026-77874/poc.jsonMachine-readable PoC index for this CVE (for automation).Listed for defensive triage, patch verification, and authorized testing on systems you own. Machine-readable: /cve/CVE-2026-77874/poc.json
Weakness (CWE)
- CWE-89: Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L
All CVSS metrics
- HIGH 8.6 v3.1 · CNA Primary
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L - HIGH 8.6 v3.1 · NVD Primary
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L