CVE-2026-52770Disclosure

LOWCVSS 7.5 · HIGH

Signal is active with 1 mentions in latest observed window

Immediate actions

  • Patch affected systems immediately

Recommended action window: Monitor and triage in normal cycle

NVD description

YesWiki is a wiki system written in PHP. Prior to version 4.6.6, YesWiki’s public Bazar entry-listing APIs are vulnerable to unauthenticated SQL injection in numeric query / queries filters. For Bazar fields whose value structure is numeric, YesWiki escapes the attacker-controlled filter value but inserts it into SQL without quotes or numeric validation. An unauthenticated attacker can inject boolean SQL expressions and infer database contents from whether entries are returned. This issue has been patched in version 4.6.6.

0.5/ 10 priority

Sources & remediation

Weakness type (CWE)
CWE-89

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

AVAILABLE

Momentum

NONE

Threat summary

  • Patch or workaround signal is available
  • 1 mentions across 1 observed day

What's happening

  • Patch or workaround mentioned in 1 signal
  • Technical details provided in 1 signal
  • Disclosure: 1 classified signal
  • 1 total mentions across 1 day

Deep dive

Activity timeline1 mentions / 1d
00111Mentions · 2026-09-08: 1Patch / Workaround · 2026-09-08: 1Technical Details · 2026-09-08: 109-08
Signal classification1 categories
Disclosure
1100.0%
Referenced assets1 URL
By indicator
Full discourse1 post
  • Hugo | DevOps | Cybersecurity 🇱🇻@HugoValters
    Disclosure

    CVE-2026-52770 - YesWiki <4.6.6 has unauthenticated SQL injection in Bazar APIs (CVSS 7.5). Attackers can extract database data via boolean queries. No patch available. If you run YesWiki, restrict API access or isolate immediately. https://www.valtersit.com/cve/CVE-2026-52770/ #valtersit #CVE #CVEAlert #infosec #SysAdmin #cybersecurity #Linux #devsecops #devops #developer #sysadmin #100daysofcode #git #github #gitlab #redteam #blueteam #ethicalhacker #ethicalhacking #cybersecurityawareness #cybersecurity #cybersecuritynews #cybersecuritytips #python #hacker #linux #kali #ubuntu #debian #ukraine #spain #ireland #unitedkingdom #canada #finland #estonia #lithuania #ireland #hungary #denmark #norway #malta #mexico #switczerland #china #france #germany #docker #kali

    Post summary

    The text announces the discovery of an unauthenticated SQL injection in YesWiki’s Bazar APIs, details its CVSS score and impact, notes the lack of a patch, and recommends restricting access.

    0000043
    1.0K followersView on X

Explore more