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Should I use Doom9's Forum - Powered by vBulletin?

THE in-place to be for everyone interested in DVD conversion. - forum.doom9.org

· 7 hours ago

Join if you do video encoding, ripping, or Avisynth/VapourSynth work — free, expert, and still active in 2026. Skip it if you want modern UX, beginner hand-holding, or you're choosing forum software: vBulletin's CVE record is rough.

Confidence

Medium. Based on 20+ public sources; most snippets are forum boilerplate, so depth on user sentiment is limited.

Ratings

  • Value for money
  • Ease of use
  • Feature depth
  • Support quality
  • Security posture

Pricing

Not disclosed

ModelNot disclosed
Monthly feesNot disclosed
HardwareNot disclosed
Free tierYes

Best for

  • Video encoding hobbyists
  • DVD/Blu-ray ripping questions
  • Avisynth/VapourSynth filter developers
  • Legacy codec troubleshooting

Not for

  • Anyone wanting quick, beginner-friendly answers
  • Teams shopping forum software — vBulletin's CVE record is bad
  • People expecting modern, mobile-first community UX
  • Anyone needing official support or SLAs

Gotchas - check before you buy

medium

vBulletin has pre-auth RCE CVEs from 2019–2026; the forum itself flagged a dangerous one in 2019

medium

No security page; don't reuse an important password on this account

low

Content mirrors across9.org, f6, and german subdomains; search results vary by domain

low

Posting is rule-gated; read the rules before starting threads

Pros and cons

Pros

  • Still active in 2026, with recent VapourSynth and hardware threads
  • Deep niche expertise: Avisynth, VapourSynth, codecs, ripping
  • Two decades of searchable archives dating to July 2003

Cons

  • Runs vBulletin, hit by repeated critical RCE vulnerabilities
  • No published security page
  • Narrow scope: DVD/legacy video conversion, not general help

Sources & method

- 11 sources - Runs vBulletin, which has had repeated pre-auth RCE CVEs (2019, 2020, 2023, 2026); the forum publishes no security page.

official x5review x2security x4
  • CVE-2019-16759 — vBulletin pre-auth RCE exploited at scale, Thousands of vBulletin forums were exploited via this remote code execution flaw.
  • CVE-2020-17496 — pre-auth RCE exploited in the wild, Palo Alto Unit 42 documented in-the-wild exploitation and PoC code.
  • CVE-2023-25135 — vBulletin RCE, vBulletin shipped a security update for this remote code execution vulnerability.
  • July 2026 — critical pre-auth RCE with public exploit, A public PoC targets a critical unauthenticated vBulletin RCE; Doom9 admins previously discussed a dangerous vBulletin vulnerability on the forum in 2019.

Key stats

  • Value for money: 5/5

    Rating

  • Not disclosed

    Starting price

  • 11

    Sources

  • Analyzed

  • Value for money: 5/5. Free, deep expert answers
  • Ease of use: 2/5. Dated vBulletin interface, old search
  • Feature depth: 4/5. Deep subforums including filter development
  • Support quality: 3/5. Active volunteers, no SLA
  • Security posture: 2/5. vBulletin RCE history, no security page
  • Free Cost Public community forum
  • 2003 Active since Earliest evidence thread dated Jul 2003
  • vBulletin Platform Legacy forum software
  • 4+ vBulletin RCE CVEs 2019, 2020, 2023, 2026

Pricing

Free tier: Yes

Security

Runs vBulletin, which has had repeated pre-auth RCE CVEs (2019, 2020, 2023, 2026); the forum publishes no security page.

  • CVE-2019-16759 — vBulletin pre-auth RCE exploited at scaleThousands of vBulletin forums were exploited via this remote code execution flaw.
  • CVE-2020-17496 — pre-auth RCE exploited in the wildPalo Alto Unit 42 documented in-the-wild exploitation and PoC code.⁸
  • CVE-2023-25135 — vBulletin RCEvBulletin shipped a security update for this remote code execution vulnerability.
  • July 2026 — critical pre-auth RCE with public exploitA public PoC targets a critical unauthenticated vBulletin RCE; Doom9 admins previously discussed a dangerous vBulletin vulnerability on the forum in 2019.⁷

What users say

Users treat it as the go-to expert community for video encoding; gripes in evidence concern bot traffic on dated software, not content quality.

“I'll be monitoring the load closely for some time to make sure we can cope with the AI-bot-storms that”
Doom9's Forum, 'New hardware' thread (May 2026)
“The LG, Pioneer and Samsung models are generally recommended, I'd go with Asus drives and Lite-O”
Doom9's Forum, 'Please recommend a CD/DVD burner' thread
“That's the best price I've seen in the states, 438 dollars.”
Doom9's Forum, hardware price discussion

Alternatives

Compare Doom9's Forum - Powered by vBulletin with each alternative.

Full analysis

Based on 20+ public sources; most snippets are forum boilerplate, so depth on user sentiment is limited.

Free expert forum for DVD/video conversion, active since 2003 — dated vBulletin UI and shaky security track record.

Methodology

Based on 20+ public sources; most snippets are forum boilerplate, so depth on user sentiment is limited.

Read how a report is made.

Sources

  1. Doom9's Forum homepageforum.doom9.org
    official
  2. VapourSynth section (Aug 2026 activity)f6.doom9.org
    official
  3. Avisynth Development sectionf6.doom9.org
    official
  4. Detailed Pioneer A06 Review (Jul 2003)f6.doom9.org
    official
  5. New hardware — AI-bot-storm load thread (May 2026)forum.doom9.org
    official
  6. vBulletin software vulnerability thread (2019)forum.doom9.org
    security
  7. vBulletin fixes critical pre-auth RCE flaw (2026)bleepingcomputer.com
    security
  8. CVE-2020-17496 analysis, Palo Alto Unit 42unit42.paloaltonetworks.com
    security
  9. Security page (none found)forum.doom9.org
    security
  10. 2ch thread pairing Doom9 with VideoHelpanago.2ch.sc
    review
  11. Best forum software — Indie Hackersindiehackers.com
    review

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