CVE-2026-10880Disclosure

LOWCVSS 9.8 · CRITICAL

Exploit discussion active in current signal (2 latest mentions)

Immediate actions

Patch affected systems immediately
Hunt for exploitation attempts and persistence artifacts
Increase monitoring for publicly documented tradecraft

Recommended action window: High priority (within 72h)

NVD description

OSNexus QuantaStor SDS Manager is vulnerable to SQL injection in the login endpoint. The username field is not properly sanitized before being incorporated into a SQL query, allowing an unauthenticated remote attacker to bypass authentication and log in as an administrator without supplying a valid password.

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2.0/ 10 priority

Sources & remediation

Other references

https://blog.blacklanternsecurity.com/p/cve-2026-10880-osnexus-quantastor

Weakness type (CWE)

CWE-89

Priority

LOW

Exploitation

NONE

PoC

YES

Patch

AVAILABLE

Momentum

STABLE

Threat summary

Public PoC is present in monitored signal
Patch or workaround signal is available
3 mentions across 2 observed days
Momentum state: stable

What's happening

PoC mentioned or linked in 1 signal
Patch or workaround mentioned in 1 signal
Technical details provided in 3 signals
Disclosure: 3 classified signals
Peaked at 2 mentions on most recent observed day (2026-06-05)
3 total mentions across 2 days

Deep dive

Activity timeline3 mentions / 2d

Signal classification1 categories

Disclosure

3100.0%

Referenced assets2 URLs

By indicator

Classification over time

Date	Total	Labels

2026-06-04	1	Disclosure1
2026-06-05	2	Disclosure2

Full discourse3 posts

Black Lantern Security (BLSOPS)@BlackLanternLLC137d
Disclosure
🚨CVE-2026-10880: OSNEXUS QuantaStor up to v6.6.1 has an unauthenticated blind SQL injection in the login form. No credentials required. Attackers can recover stored password hashes one character at a time using differing login error responses. Info @ 👉 https://blog.blacklanternsecurity.com/p/cve-2026-10880-osnexus-quantastor
Post summary
The tweet announces CVE‑2026‑10880 affecting OSNEXUS QuantaStor v6.6.1, describing an unauthenticated blind SQL injection that lets attackers retrieve password hashes one character at a time.
02020142
702 followersView on X
Vulmon Vulnerability Feed@VulmonFeeds137d
Disclosure
CVE-2026-10880 Unauthenticated SQL Injection in OSNexus QuantaStor SDS Manager Login Endpoint https://vulmon.com/vulnerabilitydetails?qid=CVE-2026-10880
Post summary
The post announces a new CVE (CVE-2026-10880) describing an unauthenticated SQL injection flaw in OSNexus QuantaStor SDS Manager, linking to an external vulnerability detail page.
0000054
4.0K followersView on X
DFIR Lab@DFIR_Lab137d
Disclosure
🚨 CRITICAL: CVE-2026-10880 (CVSS 9.8) OSNexus QuantaStor SDS Manager SQL injection in login endpoint allows unauthenticated remote attackers to bypass authentication & gain admin access. Affected: Username field in login Patch immediately! #CVE #Vulnerability #PatchNow https://t.co/LwCMmmX8Ko
Post summary
The tweet announces a critical SQL injection vulnerability in OSNexus QuantaStor SDS Manager and urges immediate patching.
0000043
39 followersView on X

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