Early access: the directory is still filling out, and every rating here is a reported experience.
NR Unrated
LibSass
LibSass HackerOne
2 more reviews needed for a grade
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Found a vulnerability?

If you would rather not deal with the vendor yourself, a BugRater analyst will submit it upstream on your behalf, with your explicit permission, and tell you what came back.

Ask BugRater to submit it

Private. The report body is encrypted at rest; BugRater holds the key, so the analyst working it can read it. Every read is logged.

Program metrics HackerOne · published

HackerOne’s own figures for this program, read from its public page, not reported by researchers and not part of the BugRater grade. Captured 4 Oct 2026.

What it pays, by severity

Critical no reports on record
High amount not published 1 report
Medium amount not published 5 reports
Low amount not published 19 reports

Intake & responsiveness · last 90 days

Reports received
0
in 90 days
Resolved
27
all time, last one 9 years ago
Participants
7
hunters engaged
Response efficiency
not published
HackerOne’s figure
SLA misses
0
targets missed
Reports received · day by day, last 18 days 0–0
4 Sep 0 reports 4 Oct

Response targets it sets itself

First response
1 day
Triage
2 days
Bounty
30 days
Resolution
30 days

A target the program declared, not a measurement of it being met.

Getting in the door

submissions paused

Over 45 days (96 snapshots): no change on the figures worth watching.

Reviews

1 published
Hacktivity: LibSass (10 disclosed)
★★★★★ negative

Source: HackerOne Hacktivity (public disclosures) Program: https://hackerone.com/libsass Disclosed reports analyzed: 10 Bounties: none in disclosed reports --- Aggregated from publicly disclosed HackerOne reports. Ratings derived from triage timing and bounty data.

via HackerOne reports 10 resubmit no
Anonymous researcher · Oct 1, 2026 · Share ↗ 0 helpful
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Who this program credits

6 credited

Researchers HackerOne shows on this program’s public thanks list, best position first. “Recognised” is how many of a hunter’s submissions the program accepted; the ratio is their signal here, not our judgement of them.

# Researcher Reputation Recognised / submitted
1 geeknik 63 9 / 13 69%
2 karas 56 8 / 8 100%
3 mrtuxracer 35 5 / 5 100%
4 flamezzz 14 2 / 2 100%
4 hongphi_pham95 14 2 / 2 100%
6 richo 7 1 / 1 100%
Program profile HackerOne · imported

Facts published by HackerOne on the program's own page, not reported by researchers, and not part of the BugRater grade. Last checked 1 Oct 2026.

LibSass is a C/C++ port of the Sass engine. The point is to be simple, fast, and easy to integrate.

Swag
No
Currency
USD
Submissions
Paused
Launched
Jun 2015